77999520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{162499}}^1$

素因数の和:162517

約数の個数: 48

約数和(自身を含む): 245700000

約数和(自身を除く): 167700480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 162499, 324998, 487497, 649996, 812495, 974994, 1299992, 1624990, 1949988, 2437485, 2599984, 3249980, 3899976, 4874970, 5199968, 6499960, 7799952, 9749940, 12999920, 15599904, 19499880, 25999840, 38999760, 77999520]

約数ペア:

[(1, 77999520), (2, 38999760), (3, 25999840), (4, 19499880), (5, 15599904), (6, 12999920), (8, 9749940), (10, 7799952), (12, 6499960), (15, 5199968), (16, 4874970), (20, 3899976), (24, 3249980), (30, 2599984), (32, 2437485), (40, 1949988), (48, 1624990), (60, 1299992), (80, 974994), (96, 812495), (120, 649996), (160, 487497), (240, 324998), (480, 162499)]