13302731780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1650463}}^1$

素因数の和:1650516

約数の個数: 48

約数和(自身を含む): 31055130624

約数和(自身を除く): 17752398844

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, 1650463, 3300926, 6601852, 8252315, 16504630, 21456019, 33009260, 42912038, 51164353, 85824076, 102328706, 107280095, 204657412, 214560190, 255821765, 429120380, 511643530, 665136589, 1023287060, 1330273178, 2660546356, 3325682945, 6651365890, 13302731780]

約数ペア:

[(1, 13302731780), (2, 6651365890), (4, 3325682945), (5, 2660546356), (10, 1330273178), (13, 1023287060), (20, 665136589), (26, 511643530), (31, 429120380), (52, 255821765), (62, 214560190), (65, 204657412), (124, 107280095), (130, 102328706), (155, 85824076), (260, 51164353), (310, 42912038), (403, 33009260), (620, 21456019), (806, 16504630), (1612, 8252315), (2015, 6601852), (4030, 3300926), (8060, 1650463)]