131397070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 278816256

約数和(自身を除く): 147419186

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 107, 214, 265, 331, 371, 530, 535, 662, 742, 749, 1070, 1498, 1655, 1855, 2317, 3310, 3710, 3745, 4634, 5671, 7490, 11342, 11585, 17543, 23170, 28355, 35086, 35417, 39697, 56710, 70834, 79394, 87715, 122801, 175430, 177085, 198485, 245602, 247919, 354170, 396970, 495838, 614005, 1228010, 1239595, 1877101, 2479190, 3754202, 9385505, 13139707, 18771010, 26279414, 65698535, 131397070]

約数ペア:

[(1, 131397070), (2, 65698535), (5, 26279414), (7, 18771010), (10, 13139707), (14, 9385505), (35, 3754202), (53, 2479190), (70, 1877101), (106, 1239595), (107, 1228010), (214, 614005), (265, 495838), (331, 396970), (371, 354170), (530, 247919), (535, 245602), (662, 198485), (742, 177085), (749, 175430), (1070, 122801), (1498, 87715), (1655, 79394), (1855, 70834), (2317, 56710), (3310, 39697), (3710, 35417), (3745, 35086), (4634, 28355), (5671, 23170), (7490, 17543), (11342, 11585)]