19514134900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:794

約数の個数: 144

約数和(自身を含む): 46179544320

約数和(自身を除く): 26665409420

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 181, 239, 260, 325, 347, 362, 478, 650, 694, 724, 905, 956, 1195, 1300, 1388, 1735, 1810, 2353, 2390, 3107, 3470, 3620, 4511, 4525, 4706, 4780, 5975, 6214, 6940, 8675, 9022, 9050, 9412, 11765, 11950, 12428, 15535, 17350, 18044, 18100, 22555, 23530, 23900, 31070, 34700, 43259, 45110, 47060, 58825, 62140, 62807, 77675, 82933, 86518, 90220, 112775, 117650, 125614, 155350, 165866, 173036, 216295, 225550, 235300, 251228, 310700, 314035, 331732, 414665, 432590, 451100, 562367, 628070, 816491, 829330, 865180, 1078129, 1081475, 1124734, 1256140, 1570175, 1632982, 1658660, 2073325, 2156258, 2162950, 2249468, 2811835, 3140350, 3265964, 4082455, 4146650, 4312516, 4325900, 5390645, 5623670, 6280700, 8164910, 8293300, 10781290, 11247340, 14059175, 15010873, 16329820, 20412275, 21562580, 26953225, 28118350, 30021746, 40824550, 53906450, 56236700, 60043492, 75054365, 81649100, 107812900, 150108730, 195141349, 300217460, 375271825, 390282698, 750543650, 780565396, 975706745, 1501087300, 1951413490, 3902826980, 4878533725, 9757067450, 19514134900]

約数ペア:

[(1, 19514134900), (2, 9757067450), (4, 4878533725), (5, 3902826980), (10, 1951413490), (13, 1501087300), (20, 975706745), (25, 780565396), (26, 750543650), (50, 390282698), (52, 375271825), (65, 300217460), (100, 195141349), (130, 150108730), (181, 107812900), (239, 81649100), (260, 75054365), (325, 60043492), (347, 56236700), (362, 53906450), (478, 40824550), (650, 30021746), (694, 28118350), (724, 26953225), (905, 21562580), (956, 20412275), (1195, 16329820), (1300, 15010873), (1388, 14059175), (1735, 11247340), (1810, 10781290), (2353, 8293300), (2390, 8164910), (3107, 6280700), (3470, 5623670), (3620, 5390645), (4511, 4325900), (4525, 4312516), (4706, 4146650), (4780, 4082455), (5975, 3265964), (6214, 3140350), (6940, 2811835), (8675, 2249468), (9022, 2162950), (9050, 2156258), (9412, 2073325), (11765, 1658660), (11950, 1632982), (12428, 1570175), (15535, 1256140), (17350, 1124734), (18044, 1081475), (18100, 1078129), (22555, 865180), (23530, 829330), (23900, 816491), (31070, 628070), (34700, 562367), (43259, 451100), (45110, 432590), (47060, 414665), (58825, 331732), (62140, 314035), (62807, 310700), (77675, 251228), (82933, 235300), (86518, 225550), (90220, 216295), (112775, 173036), (117650, 165866), (125614, 155350)]