203895770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 408076704

約数和(自身を除く): 204180934

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 101, 106, 130, 202, 265, 293, 505, 530, 586, 689, 1010, 1313, 1378, 1465, 2626, 2930, 3445, 3809, 5353, 6565, 6890, 7618, 10706, 13130, 15529, 19045, 26765, 29593, 31058, 38090, 53530, 59186, 69589, 77645, 139178, 147965, 155290, 201877, 295930, 347945, 384709, 403754, 695890, 769418, 1009385, 1568429, 1923545, 2018770, 3136858, 3847090, 7842145, 15684290, 20389577, 40779154, 101947885, 203895770]

約数ペア:

[(1, 203895770), (2, 101947885), (5, 40779154), (10, 20389577), (13, 15684290), (26, 7842145), (53, 3847090), (65, 3136858), (101, 2018770), (106, 1923545), (130, 1568429), (202, 1009385), (265, 769418), (293, 695890), (505, 403754), (530, 384709), (586, 347945), (689, 295930), (1010, 201877), (1313, 155290), (1378, 147965), (1465, 139178), (2626, 77645), (2930, 69589), (3445, 59186), (3809, 53530), (5353, 38090), (6565, 31058), (6890, 29593), (7618, 26765), (10706, 19045), (13130, 15529)]