65621920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4507}}^1$

素因数の和:4542

約数の個数: 96

約数和(自身を含む): 190850688

約数和(自身を除く): 125228768

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 4507, 7280, 9014, 14560, 18028, 22535, 31549, 36056, 45070, 58591, 63098, 72112, 90140, 117182, 126196, 144224, 157745, 180280, 234364, 252392, 292955, 315490, 360560, 410137, 468728, 504784, 585910, 630980, 721120, 820274, 937456, 1009568, 1171820, 1261960, 1640548, 1874912, 2050685, 2343640, 2523920, 3281096, 4101370, 4687280, 5047840, 6562192, 8202740, 9374560, 13124384, 16405480, 32810960, 65621920]

約数ペア:

[(1, 65621920), (2, 32810960), (4, 16405480), (5, 13124384), (7, 9374560), (8, 8202740), (10, 6562192), (13, 5047840), (14, 4687280), (16, 4101370), (20, 3281096), (26, 2523920), (28, 2343640), (32, 2050685), (35, 1874912), (40, 1640548), (52, 1261960), (56, 1171820), (65, 1009568), (70, 937456), (80, 820274), (91, 721120), (104, 630980), (112, 585910), (130, 504784), (140, 468728), (160, 410137), (182, 360560), (208, 315490), (224, 292955), (260, 252392), (280, 234364), (364, 180280), (416, 157745), (455, 144224), (520, 126196), (560, 117182), (728, 90140), (910, 72112), (1040, 63098), (1120, 58591), (1456, 45070), (1820, 36056), (2080, 31549), (2912, 22535), (3640, 18028), (4507, 14560), (7280, 9014)]