431377700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1987}}^1$

素因数の和:2181

約数の個数: 72

約数和(自身を含む): 1014643392

約数和(自身を除く): 583265692

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 167, 260, 325, 334, 650, 668, 835, 1300, 1670, 1987, 2171, 3340, 3974, 4175, 4342, 7948, 8350, 8684, 9935, 10855, 16700, 19870, 21710, 25831, 39740, 43420, 49675, 51662, 54275, 99350, 103324, 108550, 129155, 198700, 217100, 258310, 331829, 516620, 645775, 663658, 1291550, 1327316, 1659145, 2583100, 3318290, 4313777, 6636580, 8295725, 8627554, 16591450, 17255108, 21568885, 33182900, 43137770, 86275540, 107844425, 215688850, 431377700]

約数ペア:

[(1, 431377700), (2, 215688850), (4, 107844425), (5, 86275540), (10, 43137770), (13, 33182900), (20, 21568885), (25, 17255108), (26, 16591450), (50, 8627554), (52, 8295725), (65, 6636580), (100, 4313777), (130, 3318290), (167, 2583100), (260, 1659145), (325, 1327316), (334, 1291550), (650, 663658), (668, 645775), (835, 516620), (1300, 331829), (1670, 258310), (1987, 217100), (2171, 198700), (3340, 129155), (3974, 108550), (4175, 103324), (4342, 99350), (7948, 54275), (8350, 51662), (8684, 49675), (9935, 43420), (10855, 39740), (16700, 25831), (19870, 21710)]