2994996875

素因数分解:

$5^5\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 4168701936

約数和(自身を除く): 1173705061

約数列:

[1, 5, 13, 25, 53, 65, 107, 125, 169, 265, 325, 535, 625, 689, 845, 1325, 1391, 1625, 2675, 3125, 3445, 4225, 5671, 6625, 6955, 8125, 8957, 13375, 17225, 18083, 21125, 28355, 33125, 34775, 40625, 44785, 66875, 73723, 86125, 90415, 105625, 141775, 165625, 173875, 223925, 334375, 368615, 430625, 452075, 528125, 708875, 869375, 958399, 1119625, 1843075, 2153125, 2260375, 3544375, 4346875, 4791995, 5598125, 9215375, 11301875, 17721875, 23959975, 27990625, 46076875, 56509375, 119799875, 230384375, 598999375, 2994996875]

約数ペア:

[(1, 2994996875), (5, 598999375), (13, 230384375), (25, 119799875), (53, 56509375), (65, 46076875), (107, 27990625), (125, 23959975), (169, 17721875), (265, 11301875), (325, 9215375), (535, 5598125), (625, 4791995), (689, 4346875), (845, 3544375), (1325, 2260375), (1391, 2153125), (1625, 1843075), (2675, 1119625), (3125, 958399), (3445, 869375), (4225, 708875), (5671, 528125), (6625, 452075), (6955, 430625), (8125, 368615), (8957, 334375), (13375, 223925), (17225, 173875), (18083, 165625), (21125, 141775), (28355, 105625), (33125, 90415), (34775, 86125), (40625, 73723), (44785, 66875)]