2574808.00000000

素因数分解:

$3^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 44075304

約数和(自身を除く): 21772179

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 61, 65, 75, 117, 125, 183, 195, 225, 305, 325, 375, 549, 585, 625, 793, 915, 975, 1125, 1525, 1625, 1875, 2379, 2745, 2925, 3125, 3965, 4575, 4875, 5625, 7137, 7625, 8125, 9375, 11895, 13725, 14625, 19825, 22875, 24375, 28125, 35685, 38125, 40625, 59475, 68625, 73125, 99125, 114375, 121875, 178425, 190625, 297375, 343125, 365625, 495625, 571875, 892125, 1486875, 1715625, 2478125, 4460625, 7434375, 22303125]

約数ペア:

[(1, 22303125), (3, 7434375), (5, 4460625), (9, 2478125), (13, 1715625), (15, 1486875), (25, 892125), (39, 571875), (45, 495625), (61, 365625), (65, 343125), (75, 297375), (117, 190625), (125, 178425), (183, 121875), (195, 114375), (225, 99125), (305, 73125), (325, 68625), (375, 59475), (549, 40625), (585, 38125), (625, 35685), (793, 28125), (915, 24375), (975, 22875), (1125, 19825), (1525, 14625), (1625, 13725), (1875, 11895), (2379, 9375), (2745, 8125), (2925, 7625), (3125, 7137), (3965, 5625), (4575, 4875)]