71397244840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{918647}}^1$

素因数の和:918754

約数の個数: 64

約数和(自身を含む): 168663772800

約数和(自身を除く): 97266527960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 536, 580, 670, 1160, 1340, 1943, 2680, 3886, 7772, 9715, 15544, 19430, 38860, 77720, 918647, 1837294, 3674588, 4593235, 7349176, 9186470, 18372940, 26640763, 36745880, 53281526, 61549349, 106563052, 123098698, 133203815, 213126104, 246197396, 266407630, 307746745, 492394792, 532815260, 615493490, 1065630520, 1230986980, 1784931121, 2461973960, 3569862242, 7139724484, 8924655605, 14279448968, 17849311210, 35698622420, 71397244840]

約数ペア:

[(1, 71397244840), (2, 35698622420), (4, 17849311210), (5, 14279448968), (8, 8924655605), (10, 7139724484), (20, 3569862242), (29, 2461973960), (40, 1784931121), (58, 1230986980), (67, 1065630520), (116, 615493490), (134, 532815260), (145, 492394792), (232, 307746745), (268, 266407630), (290, 246197396), (335, 213126104), (536, 133203815), (580, 123098698), (670, 106563052), (1160, 61549349), (1340, 53281526), (1943, 36745880), (2680, 26640763), (3886, 18372940), (7772, 9186470), (9715, 7349176), (15544, 4593235), (19430, 3674588), (38860, 1837294), (77720, 918647)]