28325570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1831}}^1$

素因数の和:1875

約数の個数: 64

約数和(自身を含む): 66479616

約数和(自身を除く): 38154046

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 1831, 2210, 3094, 3662, 7735, 9155, 12817, 15470, 18310, 23803, 25634, 31127, 47606, 62254, 64085, 119015, 128170, 155635, 166621, 217889, 238030, 311270, 333242, 404651, 435778, 809302, 833105, 1089445, 1666210, 2023255, 2178890, 2832557, 4046510, 5665114, 14162785, 28325570]

約数ペア:

[(1, 28325570), (2, 14162785), (5, 5665114), (7, 4046510), (10, 2832557), (13, 2178890), (14, 2023255), (17, 1666210), (26, 1089445), (34, 833105), (35, 809302), (65, 435778), (70, 404651), (85, 333242), (91, 311270), (119, 238030), (130, 217889), (170, 166621), (182, 155635), (221, 128170), (238, 119015), (442, 64085), (455, 62254), (595, 47606), (910, 31127), (1105, 25634), (1190, 23803), (1547, 18310), (1831, 15470), (2210, 12817), (3094, 9155), (3662, 7735)]