77996620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9677}}^1$

素因数の和:9730

約数の個数: 48

約数和(自身を含む): 182101248

約数和(自身を除く): 104104628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 9677, 19354, 38708, 48385, 96770, 125801, 193540, 251602, 299987, 503204, 599974, 629005, 1199948, 1258010, 1499935, 2516020, 2999870, 3899831, 5999740, 7799662, 15599324, 19499155, 38998310, 77996620]

約数ペア:

[(1, 77996620), (2, 38998310), (4, 19499155), (5, 15599324), (10, 7799662), (13, 5999740), (20, 3899831), (26, 2999870), (31, 2516020), (52, 1499935), (62, 1258010), (65, 1199948), (124, 629005), (130, 599974), (155, 503204), (260, 299987), (310, 251602), (403, 193540), (620, 125801), (806, 96770), (1612, 48385), (2015, 38708), (4030, 19354), (8060, 9677)]