2638163925

素因数分解:

$3^4\times 5^2\times {\mathrm{757}}^1\times {\mathrm{1721}}^1$

素因数の和:2500

約数の個数: 60

約数和(自身を含む): 4896090276

約数和(自身を除く): 2257926351

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 757, 1721, 2025, 2271, 3785, 5163, 6813, 8605, 11355, 15489, 18925, 20439, 25815, 34065, 43025, 46467, 56775, 61317, 77445, 102195, 129075, 139401, 170325, 232335, 306585, 387225, 510975, 697005, 1161675, 1302797, 1532925, 3485025, 3908391, 6513985, 11725173, 19541955, 32569925, 35175519, 58625865, 97709775, 105526557, 175877595, 293129325, 527632785, 879387975, 2638163925]

約数ペア:

[(1, 2638163925), (3, 879387975), (5, 527632785), (9, 293129325), (15, 175877595), (25, 105526557), (27, 97709775), (45, 58625865), (75, 35175519), (81, 32569925), (135, 19541955), (225, 11725173), (405, 6513985), (675, 3908391), (757, 3485025), (1721, 1532925), (2025, 1302797), (2271, 1161675), (3785, 697005), (5163, 510975), (6813, 387225), (8605, 306585), (11355, 232335), (15489, 170325), (18925, 139401), (20439, 129075), (25815, 102195), (34065, 77445), (43025, 61317), (46467, 56775)]