55260375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 98841600

約数和(自身を除く): 43581225

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 75, 115, 125, 129, 149, 215, 345, 375, 447, 575, 645, 745, 989, 1075, 1725, 2235, 2875, 2967, 3225, 3427, 3725, 4945, 5375, 6407, 8625, 10281, 11175, 14835, 16125, 17135, 18625, 19221, 24725, 32035, 51405, 55875, 74175, 85675, 96105, 123625, 147361, 160175, 257025, 370875, 428375, 442083, 480525, 736805, 800875, 1285125, 2210415, 2402625, 3684025, 11052075, 18420125, 55260375]

約数ペア:

[(1, 55260375), (3, 18420125), (5, 11052075), (15, 3684025), (23, 2402625), (25, 2210415), (43, 1285125), (69, 800875), (75, 736805), (115, 480525), (125, 442083), (129, 428375), (149, 370875), (215, 257025), (345, 160175), (375, 147361), (447, 123625), (575, 96105), (645, 85675), (745, 74175), (989, 55875), (1075, 51405), (1725, 32035), (2235, 24725), (2875, 19221), (2967, 18625), (3225, 17135), (3427, 16125), (3725, 14835), (4945, 11175), (5375, 10281), (6407, 8625)]