521505550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{457}}^1\times {\mathrm{787}}^1$

素因数の和:1285

約数の個数: 48

約数和(自身を含む): 1006922160

約数和(自身を除く): 485416610

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 457, 725, 787, 914, 1450, 1574, 2285, 3935, 4570, 7870, 11425, 13253, 19675, 22823, 22850, 26506, 39350, 45646, 66265, 114115, 132530, 228230, 331325, 359659, 570575, 662650, 719318, 1141150, 1798295, 3596590, 8991475, 10430111, 17982950, 20860222, 52150555, 104301110, 260752775, 521505550]

約数ペア:

[(1, 521505550), (2, 260752775), (5, 104301110), (10, 52150555), (25, 20860222), (29, 17982950), (50, 10430111), (58, 8991475), (145, 3596590), (290, 1798295), (457, 1141150), (725, 719318), (787, 662650), (914, 570575), (1450, 359659), (1574, 331325), (2285, 228230), (3935, 132530), (4570, 114115), (7870, 66265), (11425, 45646), (13253, 39350), (19675, 26506), (22823, 22850)]