65655830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 131051520

約数和(自身を除く): 65395690

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 71, 95, 142, 155, 157, 190, 310, 314, 355, 589, 710, 785, 1178, 1349, 1570, 2201, 2698, 2945, 2983, 4402, 4867, 5890, 5966, 6745, 9734, 11005, 11147, 13490, 14915, 22010, 22294, 24335, 29830, 41819, 48670, 55735, 83638, 92473, 111470, 184946, 209095, 211793, 345557, 418190, 423586, 462365, 691114, 924730, 1058965, 1727785, 2117930, 3455570, 6565583, 13131166, 32827915, 65655830]

約数ペア:

[(1, 65655830), (2, 32827915), (5, 13131166), (10, 6565583), (19, 3455570), (31, 2117930), (38, 1727785), (62, 1058965), (71, 924730), (95, 691114), (142, 462365), (155, 423586), (157, 418190), (190, 345557), (310, 211793), (314, 209095), (355, 184946), (589, 111470), (710, 92473), (785, 83638), (1178, 55735), (1349, 48670), (1570, 41819), (2201, 29830), (2698, 24335), (2945, 22294), (2983, 22010), (4402, 14915), (4867, 13490), (5890, 11147), (5966, 11005), (6745, 9734)]