79884700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 215611200

約数和(自身を除く): 135726500

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 49, 50, 68, 70, 85, 98, 100, 119, 137, 140, 170, 175, 196, 238, 245, 274, 340, 343, 350, 425, 476, 490, 548, 595, 685, 686, 700, 833, 850, 959, 980, 1190, 1225, 1370, 1372, 1666, 1700, 1715, 1918, 2329, 2380, 2450, 2740, 2975, 3332, 3425, 3430, 3836, 4165, 4658, 4795, 4900, 5831, 5950, 6713, 6850, 6860, 8330, 8575, 9316, 9590, 11645, 11662, 11900, 13426, 13700, 16303, 16660, 17150, 19180, 20825, 23290, 23324, 23975, 26852, 29155, 32606, 33565, 34300, 41650, 46580, 46991, 47950, 58225, 58310, 65212, 67130, 81515, 83300, 93982, 95900, 114121, 116450, 116620, 134260, 145775, 163030, 167825, 187964, 228242, 232900, 234955, 291550, 326060, 335650, 407575, 456484, 469910, 570605, 583100, 671300, 798847, 815150, 939820, 1141210, 1174775, 1597694, 1630300, 2282420, 2349550, 2853025, 3195388, 3994235, 4699100, 5706050, 7988470, 11412100, 15976940, 19971175, 39942350, 79884700]

約数ペア:

[(1, 79884700), (2, 39942350), (4, 19971175), (5, 15976940), (7, 11412100), (10, 7988470), (14, 5706050), (17, 4699100), (20, 3994235), (25, 3195388), (28, 2853025), (34, 2349550), (35, 2282420), (49, 1630300), (50, 1597694), (68, 1174775), (70, 1141210), (85, 939820), (98, 815150), (100, 798847), (119, 671300), (137, 583100), (140, 570605), (170, 469910), (175, 456484), (196, 407575), (238, 335650), (245, 326060), (274, 291550), (340, 234955), (343, 232900), (350, 228242), (425, 187964), (476, 167825), (490, 163030), (548, 145775), (595, 134260), (685, 116620), (686, 116450), (700, 114121), (833, 95900), (850, 93982), (959, 83300), (980, 81515), (1190, 67130), (1225, 65212), (1370, 58310), (1372, 58225), (1666, 47950), (1700, 46991), (1715, 46580), (1918, 41650), (2329, 34300), (2380, 33565), (2450, 32606), (2740, 29155), (2975, 26852), (3332, 23975), (3425, 23324), (3430, 23290), (3836, 20825), (4165, 19180), (4658, 17150), (4795, 16660), (4900, 16303), (5831, 13700), (5950, 13426), (6713, 11900), (6850, 11662), (6860, 11645), (8330, 9590), (8575, 9316)]