65656760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4073}}^1$

素因数の和:4128

約数の個数: 64

約数和(自身を含む): 164263680

約数和(自身を除く): 98606920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 4073, 8060, 8146, 16120, 16292, 20365, 32584, 40730, 52949, 81460, 105898, 126263, 162920, 211796, 252526, 264745, 423592, 505052, 529490, 631315, 1010104, 1058980, 1262630, 1641419, 2117960, 2525260, 3282838, 5050520, 6565676, 8207095, 13131352, 16414190, 32828380, 65656760]

約数ペア:

[(1, 65656760), (2, 32828380), (4, 16414190), (5, 13131352), (8, 8207095), (10, 6565676), (13, 5050520), (20, 3282838), (26, 2525260), (31, 2117960), (40, 1641419), (52, 1262630), (62, 1058980), (65, 1010104), (104, 631315), (124, 529490), (130, 505052), (155, 423592), (248, 264745), (260, 252526), (310, 211796), (403, 162920), (520, 126263), (620, 105898), (806, 81460), (1240, 52949), (1612, 40730), (2015, 32584), (3224, 20365), (4030, 16292), (4073, 16120), (8060, 8146)]