766455880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{16823}}^1$

素因数の和:16918

約数の個数: 64

約数和(自身を含む): 1853331840

約数和(自身を除く): 1086875960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 1139, 1340, 2278, 2680, 4556, 5695, 9112, 11390, 16823, 22780, 33646, 45560, 67292, 84115, 134584, 168230, 285991, 336460, 571982, 672920, 1127141, 1143964, 1429955, 2254282, 2287928, 2859910, 4508564, 5635705, 5719820, 9017128, 11271410, 11439640, 19161397, 22542820, 38322794, 45085640, 76645588, 95806985, 153291176, 191613970, 383227940, 766455880]

約数ペア:

[(1, 766455880), (2, 383227940), (4, 191613970), (5, 153291176), (8, 95806985), (10, 76645588), (17, 45085640), (20, 38322794), (34, 22542820), (40, 19161397), (67, 11439640), (68, 11271410), (85, 9017128), (134, 5719820), (136, 5635705), (170, 4508564), (268, 2859910), (335, 2287928), (340, 2254282), (536, 1429955), (670, 1143964), (680, 1127141), (1139, 672920), (1340, 571982), (2278, 336460), (2680, 285991), (4556, 168230), (5695, 134584), (9112, 84115), (11390, 67292), (16823, 45560), (22780, 33646)]