49812040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 123782400

約数和(自身を除く): 73970360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 139, 155, 170, 248, 278, 289, 310, 340, 527, 556, 578, 620, 680, 695, 1054, 1112, 1156, 1240, 1390, 1445, 2108, 2312, 2363, 2635, 2780, 2890, 4216, 4309, 4726, 5270, 5560, 5780, 8618, 8959, 9452, 10540, 11560, 11815, 17236, 17918, 18904, 21080, 21545, 23630, 34472, 35836, 40171, 43090, 44795, 47260, 71672, 73253, 80342, 86180, 89590, 94520, 146506, 160684, 172360, 179180, 200855, 293012, 321368, 358360, 366265, 401710, 586024, 732530, 803420, 1245301, 1465060, 1606840, 2490602, 2930120, 4981204, 6226505, 9962408, 12453010, 24906020, 49812040]

約数ペア:

[(1, 49812040), (2, 24906020), (4, 12453010), (5, 9962408), (8, 6226505), (10, 4981204), (17, 2930120), (20, 2490602), (31, 1606840), (34, 1465060), (40, 1245301), (62, 803420), (68, 732530), (85, 586024), (124, 401710), (136, 366265), (139, 358360), (155, 321368), (170, 293012), (248, 200855), (278, 179180), (289, 172360), (310, 160684), (340, 146506), (527, 94520), (556, 89590), (578, 86180), (620, 80342), (680, 73253), (695, 71672), (1054, 47260), (1112, 44795), (1156, 43090), (1240, 40171), (1390, 35836), (1445, 34472), (2108, 23630), (2312, 21545), (2363, 21080), (2635, 18904), (2780, 17918), (2890, 17236), (4216, 11815), (4309, 11560), (4726, 10540), (5270, 9452), (5560, 8959), (5780, 8618)]