2515693375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 3526024320

約数和(自身を除く): 1010330945

約数列:

[1, 5, 13, 25, 41, 61, 65, 125, 205, 305, 325, 533, 619, 793, 1025, 1525, 1625, 2501, 2665, 3095, 3965, 5125, 7625, 8047, 12505, 13325, 15475, 19825, 25379, 32513, 37759, 40235, 62525, 66625, 77375, 99125, 126895, 162565, 188795, 201175, 312625, 329927, 490867, 634475, 812825, 943975, 1005875, 1548119, 1649635, 2454335, 3172375, 4064125, 4719875, 7740595, 8248175, 12271675, 20125547, 38702975, 41240875, 61358375, 100627735, 193514875, 503138675, 2515693375]

約数ペア:

[(1, 2515693375), (5, 503138675), (13, 193514875), (25, 100627735), (41, 61358375), (61, 41240875), (65, 38702975), (125, 20125547), (205, 12271675), (305, 8248175), (325, 7740595), (533, 4719875), (619, 4064125), (793, 3172375), (1025, 2454335), (1525, 1649635), (1625, 1548119), (2501, 1005875), (2665, 943975), (3095, 812825), (3965, 634475), (5125, 490867), (7625, 329927), (8047, 312625), (12505, 201175), (13325, 188795), (15475, 162565), (19825, 126895), (25379, 99125), (32513, 77375), (37759, 66625), (40235, 62525)]