86959960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3691}}^1$

素因数の和:3752

約数の個数: 64

約数和(自身を含む): 212659200

約数和(自身を除く): 125699240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 3691, 4712, 5890, 7382, 11780, 14764, 18455, 23560, 29528, 36910, 70129, 73820, 114421, 140258, 147640, 228842, 280516, 350645, 457684, 561032, 572105, 701290, 915368, 1144210, 1402580, 2173999, 2288420, 2805160, 4347998, 4576840, 8695996, 10869995, 17391992, 21739990, 43479980, 86959960]

約数ペア:

[(1, 86959960), (2, 43479980), (4, 21739990), (5, 17391992), (8, 10869995), (10, 8695996), (19, 4576840), (20, 4347998), (31, 2805160), (38, 2288420), (40, 2173999), (62, 1402580), (76, 1144210), (95, 915368), (124, 701290), (152, 572105), (155, 561032), (190, 457684), (248, 350645), (310, 280516), (380, 228842), (589, 147640), (620, 140258), (760, 114421), (1178, 73820), (1240, 70129), (2356, 36910), (2945, 29528), (3691, 23560), (4712, 18455), (5890, 14764), (7382, 11780)]