64054640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3623}}^1$

素因数の和:3666

約数の個数: 80

約数和(自身を含む): 169864128

約数和(自身を除く): 105809488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 3623, 4420, 7246, 8840, 14492, 17680, 18115, 28984, 36230, 47099, 57968, 61591, 72460, 94198, 123182, 144920, 188396, 235495, 246364, 289840, 307955, 376792, 470990, 492728, 615910, 753584, 800683, 941980, 985456, 1231820, 1601366, 1883960, 2463640, 3202732, 3767920, 4003415, 4927280, 6405464, 8006830, 12810928, 16013660, 32027320, 64054640]

約数ペア:

[(1, 64054640), (2, 32027320), (4, 16013660), (5, 12810928), (8, 8006830), (10, 6405464), (13, 4927280), (16, 4003415), (17, 3767920), (20, 3202732), (26, 2463640), (34, 1883960), (40, 1601366), (52, 1231820), (65, 985456), (68, 941980), (80, 800683), (85, 753584), (104, 615910), (130, 492728), (136, 470990), (170, 376792), (208, 307955), (221, 289840), (260, 246364), (272, 235495), (340, 188396), (442, 144920), (520, 123182), (680, 94198), (884, 72460), (1040, 61591), (1105, 57968), (1360, 47099), (1768, 36230), (2210, 28984), (3536, 18115), (3623, 17680), (4420, 14492), (7246, 8840)]