90257505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1433}}^1$

素因数の和:1490

約数の個数: 64

約数和(自身を含む): 173456640

約数和(自身を除く): 83199135

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 221, 247, 255, 285, 323, 663, 741, 969, 1105, 1235, 1433, 1615, 3315, 3705, 4199, 4299, 4845, 7165, 12597, 18629, 20995, 21495, 24361, 27227, 55887, 62985, 73083, 81681, 93145, 121805, 136135, 279435, 316693, 353951, 365415, 408405, 462859, 950079, 1061853, 1388577, 1583465, 1769755, 2314295, 4750395, 5309265, 6017167, 6942885, 18051501, 30085835, 90257505]

約数ペア:

[(1, 90257505), (3, 30085835), (5, 18051501), (13, 6942885), (15, 6017167), (17, 5309265), (19, 4750395), (39, 2314295), (51, 1769755), (57, 1583465), (65, 1388577), (85, 1061853), (95, 950079), (195, 462859), (221, 408405), (247, 365415), (255, 353951), (285, 316693), (323, 279435), (663, 136135), (741, 121805), (969, 93145), (1105, 81681), (1235, 73083), (1433, 62985), (1615, 55887), (3315, 27227), (3705, 24361), (4199, 21495), (4299, 20995), (4845, 18629), (7165, 12597)]