90681200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 120

約数和(自身を含む): 230270976

約数和(自身を除く): 139589776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 71, 80, 100, 103, 124, 142, 155, 200, 206, 248, 284, 310, 355, 400, 412, 496, 515, 568, 620, 710, 775, 824, 1030, 1136, 1240, 1420, 1550, 1648, 1775, 2060, 2201, 2480, 2575, 2840, 3100, 3193, 3550, 4120, 4402, 5150, 5680, 6200, 6386, 7100, 7313, 8240, 8804, 10300, 11005, 12400, 12772, 14200, 14626, 15965, 17608, 20600, 22010, 25544, 28400, 29252, 31930, 35216, 36565, 41200, 44020, 51088, 55025, 58504, 63860, 73130, 79825, 88040, 110050, 117008, 127720, 146260, 159650, 176080, 182825, 220100, 226703, 255440, 292520, 319300, 365650, 440200, 453406, 585040, 638600, 731300, 880400, 906812, 1133515, 1277200, 1462600, 1813624, 2267030, 2925200, 3627248, 4534060, 5667575, 9068120, 11335150, 18136240, 22670300, 45340600, 90681200]

約数ペア:

[(1, 90681200), (2, 45340600), (4, 22670300), (5, 18136240), (8, 11335150), (10, 9068120), (16, 5667575), (20, 4534060), (25, 3627248), (31, 2925200), (40, 2267030), (50, 1813624), (62, 1462600), (71, 1277200), (80, 1133515), (100, 906812), (103, 880400), (124, 731300), (142, 638600), (155, 585040), (200, 453406), (206, 440200), (248, 365650), (284, 319300), (310, 292520), (355, 255440), (400, 226703), (412, 220100), (496, 182825), (515, 176080), (568, 159650), (620, 146260), (710, 127720), (775, 117008), (824, 110050), (1030, 88040), (1136, 79825), (1240, 73130), (1420, 63860), (1550, 58504), (1648, 55025), (1775, 51088), (2060, 44020), (2201, 41200), (2480, 36565), (2575, 35216), (2840, 31930), (3100, 29252), (3193, 28400), (3550, 25544), (4120, 22010), (4402, 20600), (5150, 17608), (5680, 15965), (6200, 14626), (6386, 14200), (7100, 12772), (7313, 12400), (8240, 11005), (8804, 10300)]