49378725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 98190144

約数和(自身を除く): 48811419

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 71, 75, 99, 165, 213, 225, 275, 281, 355, 495, 639, 781, 825, 843, 1065, 1405, 1775, 2343, 2475, 2529, 3091, 3195, 3905, 4215, 5325, 7025, 7029, 9273, 11715, 12645, 15455, 15975, 19525, 19951, 21075, 27819, 35145, 46365, 58575, 59853, 63225, 77275, 99755, 139095, 175725, 179559, 219461, 231825, 299265, 498775, 658383, 695475, 897795, 1097305, 1496325, 1975149, 3291915, 4488975, 5486525, 9875745, 16459575, 49378725]

約数ペア:

[(1, 49378725), (3, 16459575), (5, 9875745), (9, 5486525), (11, 4488975), (15, 3291915), (25, 1975149), (33, 1496325), (45, 1097305), (55, 897795), (71, 695475), (75, 658383), (99, 498775), (165, 299265), (213, 231825), (225, 219461), (275, 179559), (281, 175725), (355, 139095), (495, 99755), (639, 77275), (781, 63225), (825, 59853), (843, 58575), (1065, 46365), (1405, 35145), (1775, 27819), (2343, 21075), (2475, 19951), (2529, 19525), (3091, 15975), (3195, 15455), (3905, 12645), (4215, 11715), (5325, 9273), (7025, 7029)]