71778460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{769}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 91215140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 359, 718, 769, 1436, 1538, 1795, 3076, 3590, 3845, 4667, 7180, 7690, 9334, 9997, 15380, 18668, 19994, 23335, 39988, 46670, 49985, 93340, 99970, 199940, 276071, 552142, 1104284, 1380355, 2760710, 3588923, 5521420, 7177846, 14355692, 17944615, 35889230, 71778460]

約数ペア:

[(1, 71778460), (2, 35889230), (4, 17944615), (5, 14355692), (10, 7177846), (13, 5521420), (20, 3588923), (26, 2760710), (52, 1380355), (65, 1104284), (130, 552142), (260, 276071), (359, 199940), (718, 99970), (769, 93340), (1436, 49985), (1538, 46670), (1795, 39988), (3076, 23335), (3590, 19994), (3845, 18668), (4667, 15380), (7180, 9997), (7690, 9334)]