71407820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 176613696

約数和(自身を除く): 105205876

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 61, 68, 85, 110, 122, 170, 187, 220, 244, 305, 313, 340, 374, 610, 626, 671, 748, 935, 1037, 1220, 1252, 1342, 1565, 1870, 2074, 2684, 3130, 3355, 3443, 3740, 4148, 5185, 5321, 6260, 6710, 6886, 10370, 10642, 11407, 13420, 13772, 17215, 19093, 20740, 21284, 22814, 26605, 34430, 38186, 45628, 53210, 57035, 58531, 68860, 76372, 95465, 106420, 114070, 117062, 190930, 210023, 228140, 234124, 292655, 324581, 381860, 420046, 585310, 649162, 840092, 1050115, 1170620, 1298324, 1622905, 2100230, 3245810, 3570391, 4200460, 6491620, 7140782, 14281564, 17851955, 35703910, 71407820]

約数ペア:

[(1, 71407820), (2, 35703910), (4, 17851955), (5, 14281564), (10, 7140782), (11, 6491620), (17, 4200460), (20, 3570391), (22, 3245810), (34, 2100230), (44, 1622905), (55, 1298324), (61, 1170620), (68, 1050115), (85, 840092), (110, 649162), (122, 585310), (170, 420046), (187, 381860), (220, 324581), (244, 292655), (305, 234124), (313, 228140), (340, 210023), (374, 190930), (610, 117062), (626, 114070), (671, 106420), (748, 95465), (935, 76372), (1037, 68860), (1220, 58531), (1252, 57035), (1342, 53210), (1565, 45628), (1870, 38186), (2074, 34430), (2684, 26605), (3130, 22814), (3355, 21284), (3443, 20740), (3740, 19093), (4148, 17215), (5185, 13772), (5321, 13420), (6260, 11407), (6710, 10642), (6886, 10370)]