65228680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13477}}^1$

素因数の和:13510

約数の個数: 48

約数和(自身を含む): 161331660

約数和(自身を除く): 96102980

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 13477, 26954, 53908, 67385, 107816, 134770, 148247, 269540, 296494, 539080, 592988, 741235, 1185976, 1482470, 1630717, 2964940, 3261434, 5929880, 6522868, 8153585, 13045736, 16307170, 32614340, 65228680]

約数ペア:

[(1, 65228680), (2, 32614340), (4, 16307170), (5, 13045736), (8, 8153585), (10, 6522868), (11, 5929880), (20, 3261434), (22, 2964940), (40, 1630717), (44, 1482470), (55, 1185976), (88, 741235), (110, 592988), (121, 539080), (220, 296494), (242, 269540), (440, 148247), (484, 134770), (605, 107816), (968, 67385), (1210, 53908), (2420, 26954), (4840, 13477)]