90512870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 196079616

約数和(自身を除く): 105566746

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 53, 62, 70, 106, 155, 217, 265, 310, 371, 434, 530, 742, 787, 1085, 1574, 1643, 1855, 2170, 3286, 3710, 3935, 5509, 7870, 8215, 11018, 11501, 16430, 23002, 24397, 27545, 41711, 48794, 55090, 57505, 83422, 115010, 121985, 170779, 208555, 243970, 291977, 341558, 417110, 583954, 853895, 1293041, 1459885, 1707790, 2586082, 2919770, 6465205, 9051287, 12930410, 18102574, 45256435, 90512870]

約数ペア:

[(1, 90512870), (2, 45256435), (5, 18102574), (7, 12930410), (10, 9051287), (14, 6465205), (31, 2919770), (35, 2586082), (53, 1707790), (62, 1459885), (70, 1293041), (106, 853895), (155, 583954), (217, 417110), (265, 341558), (310, 291977), (371, 243970), (434, 208555), (530, 170779), (742, 121985), (787, 115010), (1085, 83422), (1574, 57505), (1643, 55090), (1855, 48794), (2170, 41711), (3286, 27545), (3710, 24397), (3935, 23002), (5509, 16430), (7870, 11501), (8215, 11018)]