165172400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^2\times {\mathrm{491}}^1$

素因数の和:567

約数の個数: 90

約数和(自身を含む): 411819252

約数和(自身を除く): 246646852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 400, 464, 491, 580, 725, 841, 982, 1160, 1450, 1682, 1964, 2320, 2455, 2900, 3364, 3928, 4205, 4910, 5800, 6728, 7856, 8410, 9820, 11600, 12275, 13456, 14239, 16820, 19640, 21025, 24550, 28478, 33640, 39280, 42050, 49100, 56956, 67280, 71195, 84100, 98200, 113912, 142390, 168200, 196400, 227824, 284780, 336400, 355975, 412931, 569560, 711950, 825862, 1139120, 1423900, 1651724, 2064655, 2847800, 3303448, 4129310, 5695600, 6606896, 8258620, 10323275, 16517240, 20646550, 33034480, 41293100, 82586200, 165172400]

約数ペア:

[(1, 165172400), (2, 82586200), (4, 41293100), (5, 33034480), (8, 20646550), (10, 16517240), (16, 10323275), (20, 8258620), (25, 6606896), (29, 5695600), (40, 4129310), (50, 3303448), (58, 2847800), (80, 2064655), (100, 1651724), (116, 1423900), (145, 1139120), (200, 825862), (232, 711950), (290, 569560), (400, 412931), (464, 355975), (491, 336400), (580, 284780), (725, 227824), (841, 196400), (982, 168200), (1160, 142390), (1450, 113912), (1682, 98200), (1964, 84100), (2320, 71195), (2455, 67280), (2900, 56956), (3364, 49100), (3928, 42050), (4205, 39280), (4910, 33640), (5800, 28478), (6728, 24550), (7856, 21025), (8410, 19640), (9820, 16820), (11600, 14239), (12275, 13456)]