61525420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 152409600

約数和(自身を除く): 90884180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 41, 44, 55, 76, 82, 95, 110, 164, 190, 205, 209, 220, 359, 380, 410, 418, 451, 718, 779, 820, 836, 902, 1045, 1436, 1558, 1795, 1804, 2090, 2255, 3116, 3590, 3895, 3949, 4180, 4510, 6821, 7180, 7790, 7898, 8569, 9020, 13642, 14719, 15580, 15796, 17138, 19745, 27284, 29438, 34105, 34276, 39490, 42845, 58876, 68210, 73595, 75031, 78980, 85690, 136420, 147190, 150062, 161909, 171380, 279661, 294380, 300124, 323818, 375155, 559322, 647636, 750310, 809545, 1118644, 1398305, 1500620, 1619090, 2796610, 3076271, 3238180, 5593220, 6152542, 12305084, 15381355, 30762710, 61525420]

約数ペア:

[(1, 61525420), (2, 30762710), (4, 15381355), (5, 12305084), (10, 6152542), (11, 5593220), (19, 3238180), (20, 3076271), (22, 2796610), (38, 1619090), (41, 1500620), (44, 1398305), (55, 1118644), (76, 809545), (82, 750310), (95, 647636), (110, 559322), (164, 375155), (190, 323818), (205, 300124), (209, 294380), (220, 279661), (359, 171380), (380, 161909), (410, 150062), (418, 147190), (451, 136420), (718, 85690), (779, 78980), (820, 75031), (836, 73595), (902, 68210), (1045, 58876), (1436, 42845), (1558, 39490), (1795, 34276), (1804, 34105), (2090, 29438), (2255, 27284), (3116, 19745), (3590, 17138), (3895, 15796), (3949, 15580), (4180, 14719), (4510, 13642), (6821, 9020), (7180, 8569), (7790, 7898)]