64449380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1447}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 144498816

約数和(自身を除く): 80049436

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 1447, 2227, 2620, 2894, 4454, 5788, 7235, 8908, 11135, 14470, 22270, 24599, 28940, 44540, 49198, 98396, 122995, 189557, 245990, 379114, 491980, 758228, 947785, 1895570, 3222469, 3791140, 6444938, 12889876, 16112345, 32224690, 64449380]

約数ペア:

[(1, 64449380), (2, 32224690), (4, 16112345), (5, 12889876), (10, 6444938), (17, 3791140), (20, 3222469), (34, 1895570), (68, 947785), (85, 758228), (131, 491980), (170, 379114), (262, 245990), (340, 189557), (524, 122995), (655, 98396), (1310, 49198), (1447, 44540), (2227, 28940), (2620, 24599), (2894, 22270), (4454, 14470), (5788, 11135), (7235, 8908)]