74456720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71593}}^1$

素因数の和:71619

約数の個数: 40

約数和(自身を含む): 186430776

約数和(自身を除く): 111974056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71593, 143186, 286372, 357965, 572744, 715930, 930709, 1145488, 1431860, 1861418, 2863720, 3722836, 4653545, 5727440, 7445672, 9307090, 14891344, 18614180, 37228360, 74456720]

約数ペア:

[(1, 74456720), (2, 37228360), (4, 18614180), (5, 14891344), (8, 9307090), (10, 7445672), (13, 5727440), (16, 4653545), (20, 3722836), (26, 2863720), (40, 1861418), (52, 1431860), (65, 1145488), (80, 930709), (104, 715930), (130, 572744), (208, 357965), (260, 286372), (520, 143186), (1040, 71593)]