164141900

素因数分解:

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

素因数の和:4131

約数の個数: 72

約数和(自身を含む): 396057984

約数和(自身を除く): 231916084

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 4073, 8060, 8146, 10075, 16292, 20150, 20365, 40300, 40730, 52949, 81460, 101825, 105898, 126263, 203650, 211796, 252526, 264745, 407300, 505052, 529490, 631315, 1058980, 1262630, 1323725, 1641419, 2525260, 2647450, 3156575, 3282838, 5294900, 6313150, 6565676, 8207095, 12626300, 16414190, 32828380, 41035475, 82070950, 164141900]

約数ペア:

[(1, 164141900), (2, 82070950), (4, 41035475), (5, 32828380), (10, 16414190), (13, 12626300), (20, 8207095), (25, 6565676), (26, 6313150), (31, 5294900), (50, 3282838), (52, 3156575), (62, 2647450), (65, 2525260), (100, 1641419), (124, 1323725), (130, 1262630), (155, 1058980), (260, 631315), (310, 529490), (325, 505052), (403, 407300), (620, 264745), (650, 252526), (775, 211796), (806, 203650), (1300, 126263), (1550, 105898), (1612, 101825), (2015, 81460), (3100, 52949), (4030, 40730), (4073, 40300), (8060, 20365), (8146, 20150), (10075, 16292)]