491348450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:732

約数の個数: 96

約数和(自身を含む): 1034933760

約数和(自身を除く): 543585310

約数列:

[1, 2, 5, 10, 17, 25, 29, 31, 34, 50, 58, 62, 85, 145, 155, 170, 290, 310, 425, 493, 527, 643, 725, 775, 850, 899, 986, 1054, 1286, 1450, 1550, 1798, 2465, 2635, 3215, 4495, 4930, 5270, 6430, 8990, 10931, 12325, 13175, 15283, 16075, 18647, 19933, 21862, 22475, 24650, 26350, 30566, 32150, 37294, 39866, 44950, 54655, 76415, 93235, 99665, 109310, 152830, 186470, 199330, 273275, 316999, 338861, 382075, 466175, 498325, 546550, 578057, 633998, 677722, 764150, 932350, 996650, 1156114, 1584995, 1694305, 2890285, 3169990, 3388610, 5780570, 7924975, 8471525, 9826969, 14451425, 15849950, 16943050, 19653938, 28902850, 49134845, 98269690, 245674225, 491348450]

約数ペア:

[(1, 491348450), (2, 245674225), (5, 98269690), (10, 49134845), (17, 28902850), (25, 19653938), (29, 16943050), (31, 15849950), (34, 14451425), (50, 9826969), (58, 8471525), (62, 7924975), (85, 5780570), (145, 3388610), (155, 3169990), (170, 2890285), (290, 1694305), (310, 1584995), (425, 1156114), (493, 996650), (527, 932350), (643, 764150), (725, 677722), (775, 633998), (850, 578057), (899, 546550), (986, 498325), (1054, 466175), (1286, 382075), (1450, 338861), (1550, 316999), (1798, 273275), (2465, 199330), (2635, 186470), (3215, 152830), (4495, 109310), (4930, 99665), (5270, 93235), (6430, 76415), (8990, 54655), (10931, 44950), (12325, 39866), (13175, 37294), (15283, 32150), (16075, 30566), (18647, 26350), (19933, 24650), (21862, 22475)]