15702479260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1373}}^1\times {\mathrm{43987}}^1$

素因数の和:45382

約数の個数: 48

約数和(自身を含む): 35538433056

約数和(自身を除く): 19835953796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1373, 2746, 5492, 6865, 13730, 17849, 27460, 35698, 43987, 71396, 87974, 89245, 175948, 178490, 219935, 356980, 439870, 571831, 879740, 1143662, 2287324, 2859155, 5718310, 11436620, 60394151, 120788302, 241576604, 301970755, 603941510, 785123963, 1207883020, 1570247926, 3140495852, 3925619815, 7851239630, 15702479260]

約数ペア:

[(1, 15702479260), (2, 7851239630), (4, 3925619815), (5, 3140495852), (10, 1570247926), (13, 1207883020), (20, 785123963), (26, 603941510), (52, 301970755), (65, 241576604), (130, 120788302), (260, 60394151), (1373, 11436620), (2746, 5718310), (5492, 2859155), (6865, 2287324), (13730, 1143662), (17849, 879740), (27460, 571831), (35698, 439870), (43987, 356980), (71396, 219935), (87974, 178490), (89245, 175948)]