2501117775

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 5154982560

約数和(自身を除く): 2653864785

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 179, 195, 221, 225, 255, 281, 325, 425, 537, 585, 663, 765, 843, 895, 975, 1105, 1275, 1405, 1611, 1989, 2327, 2529, 2685, 2925, 3043, 3315, 3653, 3825, 4215, 4475, 4777, 5525, 6981, 7025, 8055, 9129, 9945, 10959, 11635, 12645, 13425, 14331, 15215, 16575, 18265, 20943, 21075, 23885, 27387, 32877, 34905, 39559, 40275, 42993, 45645, 49725, 50299, 54795, 58175, 62101, 63225, 71655, 76075, 91325, 104715, 118677, 119425, 136935, 150897, 164385, 174525, 186303, 197795, 214965, 228225, 251495, 273975, 310505, 356031, 358275, 452691, 523575, 558909, 593385, 653887, 684675, 754485, 821925, 855083, 931515, 988975, 1074825, 1257475, 1552525, 1780155, 1961661, 2263455, 2565249, 2794545, 2966925, 3269435, 3772425, 4275415, 4657575, 5884983, 7695747, 8900775, 9808305, 11116079, 11317275, 12826245, 13972725, 16347175, 21377075, 29424915, 33348237, 38478735, 49041525, 55580395, 64131225, 100044711, 147124575, 166741185, 192393675, 277901975, 500223555, 833705925, 2501117775]

約数ペア:

[(1, 2501117775), (3, 833705925), (5, 500223555), (9, 277901975), (13, 192393675), (15, 166741185), (17, 147124575), (25, 100044711), (39, 64131225), (45, 55580395), (51, 49041525), (65, 38478735), (75, 33348237), (85, 29424915), (117, 21377075), (153, 16347175), (179, 13972725), (195, 12826245), (221, 11317275), (225, 11116079), (255, 9808305), (281, 8900775), (325, 7695747), (425, 5884983), (537, 4657575), (585, 4275415), (663, 3772425), (765, 3269435), (843, 2966925), (895, 2794545), (975, 2565249), (1105, 2263455), (1275, 1961661), (1405, 1780155), (1611, 1552525), (1989, 1257475), (2327, 1074825), (2529, 988975), (2685, 931515), (2925, 855083), (3043, 821925), (3315, 754485), (3653, 684675), (3825, 653887), (4215, 593385), (4475, 558909), (4777, 523575), (5525, 452691), (6981, 358275), (7025, 356031), (8055, 310505), (9129, 273975), (9945, 251495), (10959, 228225), (11635, 214965), (12645, 197795), (13425, 186303), (14331, 174525), (15215, 164385), (16575, 150897), (18265, 136935), (20943, 119425), (21075, 118677), (23885, 104715), (27387, 91325), (32877, 76075), (34905, 71655), (39559, 63225), (40275, 62101), (42993, 58175), (45645, 54795), (49725, 50299)]