90017850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 249975072

約数和(自身を除く): 159957222

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 53, 65, 67, 75, 78, 106, 130, 134, 150, 159, 169, 195, 201, 265, 318, 325, 335, 338, 390, 402, 507, 530, 650, 670, 689, 795, 845, 871, 975, 1005, 1014, 1325, 1378, 1590, 1675, 1690, 1742, 1950, 2010, 2067, 2535, 2613, 2650, 3350, 3445, 3551, 3975, 4134, 4225, 4355, 5025, 5070, 5226, 6890, 7102, 7950, 8450, 8710, 8957, 10050, 10335, 10653, 11323, 12675, 13065, 17225, 17755, 17914, 20670, 21306, 21775, 22646, 25350, 26130, 26871, 33969, 34450, 35510, 43550, 44785, 46163, 51675, 53265, 53742, 56615, 65325, 67938, 88775, 89570, 92326, 103350, 106530, 113230, 130650, 134355, 138489, 169845, 177550, 223925, 230815, 266325, 268710, 276978, 283075, 339690, 447850, 461630, 532650, 566150, 600119, 671775, 692445, 849225, 1154075, 1200238, 1343550, 1384890, 1698450, 1800357, 2308150, 3000595, 3462225, 3600714, 6001190, 6924450, 9001785, 15002975, 18003570, 30005950, 45008925, 90017850]

約数ペア:

[(1, 90017850), (2, 45008925), (3, 30005950), (5, 18003570), (6, 15002975), (10, 9001785), (13, 6924450), (15, 6001190), (25, 3600714), (26, 3462225), (30, 3000595), (39, 2308150), (50, 1800357), (53, 1698450), (65, 1384890), (67, 1343550), (75, 1200238), (78, 1154075), (106, 849225), (130, 692445), (134, 671775), (150, 600119), (159, 566150), (169, 532650), (195, 461630), (201, 447850), (265, 339690), (318, 283075), (325, 276978), (335, 268710), (338, 266325), (390, 230815), (402, 223925), (507, 177550), (530, 169845), (650, 138489), (670, 134355), (689, 130650), (795, 113230), (845, 106530), (871, 103350), (975, 92326), (1005, 89570), (1014, 88775), (1325, 67938), (1378, 65325), (1590, 56615), (1675, 53742), (1690, 53265), (1742, 51675), (1950, 46163), (2010, 44785), (2067, 43550), (2535, 35510), (2613, 34450), (2650, 33969), (3350, 26871), (3445, 26130), (3551, 25350), (3975, 22646), (4134, 21775), (4225, 21306), (4355, 20670), (5025, 17914), (5070, 17755), (5226, 17225), (6890, 13065), (7102, 12675), (7950, 11323), (8450, 10653), (8710, 10335), (8957, 10050)]