78139360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37567}}^1$

素因数の和:37595

約数の個数: 48

約数和(自身を含む): 198809856

約数和(自身を除く): 120670496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 37567, 75134, 150268, 187835, 300536, 375670, 488371, 601072, 751340, 976742, 1202144, 1502680, 1953484, 2441855, 3005360, 3906968, 4883710, 6010720, 7813936, 9767420, 15627872, 19534840, 39069680, 78139360]

約数ペア:

[(1, 78139360), (2, 39069680), (4, 19534840), (5, 15627872), (8, 9767420), (10, 7813936), (13, 6010720), (16, 4883710), (20, 3906968), (26, 3005360), (32, 2441855), (40, 1953484), (52, 1502680), (65, 1202144), (80, 976742), (104, 751340), (130, 601072), (160, 488371), (208, 375670), (260, 300536), (416, 187835), (520, 150268), (1040, 75134), (2080, 37567)]