18674500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^3\times {\mathrm{17}}^1$

素因数の和:75

約数の個数: 96

約数和(自身を含む): 46781280

約数和(自身を除く): 28106780

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 125, 130, 169, 170, 221, 250, 260, 325, 338, 340, 425, 442, 500, 650, 676, 845, 850, 884, 1105, 1300, 1625, 1690, 1700, 2125, 2197, 2210, 2873, 3250, 3380, 4225, 4250, 4394, 4420, 5525, 5746, 6500, 8450, 8500, 8788, 10985, 11050, 11492, 14365, 16900, 21125, 21970, 22100, 27625, 28730, 37349, 42250, 43940, 54925, 55250, 57460, 71825, 74698, 84500, 109850, 110500, 143650, 149396, 186745, 219700, 274625, 287300, 359125, 373490, 549250, 718250, 746980, 933725, 1098500, 1436500, 1867450, 3734900, 4668625, 9337250, 18674500]

約数ペア:

[(1, 18674500), (2, 9337250), (4, 4668625), (5, 3734900), (10, 1867450), (13, 1436500), (17, 1098500), (20, 933725), (25, 746980), (26, 718250), (34, 549250), (50, 373490), (52, 359125), (65, 287300), (68, 274625), (85, 219700), (100, 186745), (125, 149396), (130, 143650), (169, 110500), (170, 109850), (221, 84500), (250, 74698), (260, 71825), (325, 57460), (338, 55250), (340, 54925), (425, 43940), (442, 42250), (500, 37349), (650, 28730), (676, 27625), (845, 22100), (850, 21970), (884, 21125), (1105, 16900), (1300, 14365), (1625, 11492), (1690, 11050), (1700, 10985), (2125, 8788), (2197, 8500), (2210, 8450), (2873, 6500), (3250, 5746), (3380, 5525), (4225, 4420), (4250, 4394)]