13731250

素因数分解:

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

素因数の和:66

約数の個数: 48

約数和(自身を含む): 27888840

約数和(自身を除く): 14157590

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 325, 338, 625, 650, 845, 1250, 1625, 1690, 2197, 3125, 3250, 4225, 4394, 6250, 8125, 8450, 10985, 16250, 21125, 21970, 40625, 42250, 54925, 81250, 105625, 109850, 211250, 274625, 528125, 549250, 1056250, 1373125, 2746250, 6865625, 13731250]

約数ペア:

[(1, 13731250), (2, 6865625), (5, 2746250), (10, 1373125), (13, 1056250), (25, 549250), (26, 528125), (50, 274625), (65, 211250), (125, 109850), (130, 105625), (169, 81250), (250, 54925), (325, 42250), (338, 40625), (625, 21970), (650, 21125), (845, 16250), (1250, 10985), (1625, 8450), (1690, 8125), (2197, 6250), (3125, 4394), (3250, 4225)]