504894520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{31321}}^1$

素因数の和:31376

約数の個数: 64

約数和(自身を含む): 1262903040

約数和(自身を除く): 758008520

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, 8060, 16120, 31321, 62642, 125284, 156605, 250568, 313210, 407173, 626420, 814346, 970951, 1252840, 1628692, 1941902, 2035865, 3257384, 3883804, 4071730, 4854755, 7767608, 8143460, 9709510, 12622363, 16286920, 19419020, 25244726, 38838040, 50489452, 63111815, 100978904, 126223630, 252447260, 504894520]

約数ペア:

[(1, 504894520), (2, 252447260), (4, 126223630), (5, 100978904), (8, 63111815), (10, 50489452), (13, 38838040), (20, 25244726), (26, 19419020), (31, 16286920), (40, 12622363), (52, 9709510), (62, 8143460), (65, 7767608), (104, 4854755), (124, 4071730), (130, 3883804), (155, 3257384), (248, 2035865), (260, 1941902), (310, 1628692), (403, 1252840), (520, 970951), (620, 814346), (806, 626420), (1240, 407173), (1612, 313210), (2015, 250568), (3224, 156605), (4030, 125284), (8060, 62642), (16120, 31321)]