16126875

素因数分解:

$3^2\times 5^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 60

約数和(自身を含む): 30215328

約数和(自身を除く): 14088453

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 61, 75, 125, 141, 183, 225, 235, 305, 375, 423, 549, 625, 705, 915, 1125, 1175, 1525, 1875, 2115, 2745, 2867, 3525, 4575, 5625, 5875, 7625, 8601, 10575, 13725, 14335, 17625, 22875, 25803, 29375, 38125, 43005, 52875, 68625, 71675, 88125, 114375, 129015, 215025, 264375, 343125, 358375, 645075, 1075125, 1791875, 3225375, 5375625, 16126875]

約数ペア:

[(1, 16126875), (3, 5375625), (5, 3225375), (9, 1791875), (15, 1075125), (25, 645075), (45, 358375), (47, 343125), (61, 264375), (75, 215025), (125, 129015), (141, 114375), (183, 88125), (225, 71675), (235, 68625), (305, 52875), (375, 43005), (423, 38125), (549, 29375), (625, 25803), (705, 22875), (915, 17625), (1125, 14335), (1175, 13725), (1525, 10575), (1875, 8601), (2115, 7625), (2745, 5875), (2867, 5625), (3525, 4575)]