201998319700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1171}}^1\times {\mathrm{3499}}^1$

素因数の和:4730

約数の個数: 144

約数和(自身を含む): 480672360000

約数和(自身を除く): 278674040300

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 50, 58, 68, 85, 100, 116, 145, 170, 290, 340, 425, 493, 580, 725, 850, 986, 1171, 1450, 1700, 1972, 2342, 2465, 2900, 3499, 4684, 4930, 5855, 6998, 9860, 11710, 12325, 13996, 17495, 19907, 23420, 24650, 29275, 33959, 34990, 39814, 49300, 58550, 59483, 67918, 69980, 79628, 87475, 99535, 101471, 117100, 118966, 135836, 169795, 174950, 199070, 202942, 237932, 297415, 339590, 349900, 398140, 405884, 497675, 507355, 577303, 594830, 679180, 848975, 995350, 1014710, 1154606, 1189660, 1487075, 1697950, 1725007, 1990700, 2029420, 2309212, 2536775, 2886515, 2974150, 3395900, 3450014, 4097329, 5073550, 5773030, 5948300, 6900028, 8194658, 8625035, 10147100, 11546060, 14432575, 16389316, 17250070, 20486645, 28865150, 34500140, 40973290, 43125175, 57730300, 69654593, 81946580, 86250350, 102433225, 118822541, 139309186, 172500700, 204866450, 237645082, 278618372, 348272965, 409732900, 475290164, 594112705, 696545930, 1188225410, 1393091860, 1741364825, 2019983197, 2376450820, 2970563525, 3482729650, 4039966394, 5941127050, 6965459300, 8079932788, 10099915985, 11882254100, 20199831970, 40399663940, 50499579925, 100999159850, 201998319700]

約数ペア:

[(1, 201998319700), (2, 100999159850), (4, 50499579925), (5, 40399663940), (10, 20199831970), (17, 11882254100), (20, 10099915985), (25, 8079932788), (29, 6965459300), (34, 5941127050), (50, 4039966394), (58, 3482729650), (68, 2970563525), (85, 2376450820), (100, 2019983197), (116, 1741364825), (145, 1393091860), (170, 1188225410), (290, 696545930), (340, 594112705), (425, 475290164), (493, 409732900), (580, 348272965), (725, 278618372), (850, 237645082), (986, 204866450), (1171, 172500700), (1450, 139309186), (1700, 118822541), (1972, 102433225), (2342, 86250350), (2465, 81946580), (2900, 69654593), (3499, 57730300), (4684, 43125175), (4930, 40973290), (5855, 34500140), (6998, 28865150), (9860, 20486645), (11710, 17250070), (12325, 16389316), (13996, 14432575), (17495, 11546060), (19907, 10147100), (23420, 8625035), (24650, 8194658), (29275, 6900028), (33959, 5948300), (34990, 5773030), (39814, 5073550), (49300, 4097329), (58550, 3450014), (59483, 3395900), (67918, 2974150), (69980, 2886515), (79628, 2536775), (87475, 2309212), (99535, 2029420), (101471, 1990700), (117100, 1725007), (118966, 1697950), (135836, 1487075), (169795, 1189660), (174950, 1154606), (199070, 1014710), (202942, 995350), (237932, 848975), (297415, 679180), (339590, 594830), (349900, 577303), (398140, 507355), (405884, 497675)]