71335720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 165110400

約数和(自身を除く): 93774680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 167, 181, 236, 295, 334, 362, 472, 590, 668, 724, 835, 905, 1180, 1336, 1448, 1670, 1810, 2360, 3340, 3620, 6680, 7240, 9853, 10679, 19706, 21358, 30227, 39412, 42716, 49265, 53395, 60454, 78824, 85432, 98530, 106790, 120908, 151135, 197060, 213580, 241816, 302270, 394120, 427160, 604540, 1209080, 1783393, 3566786, 7133572, 8916965, 14267144, 17833930, 35667860, 71335720]

約数ペア:

[(1, 71335720), (2, 35667860), (4, 17833930), (5, 14267144), (8, 8916965), (10, 7133572), (20, 3566786), (40, 1783393), (59, 1209080), (118, 604540), (167, 427160), (181, 394120), (236, 302270), (295, 241816), (334, 213580), (362, 197060), (472, 151135), (590, 120908), (668, 106790), (724, 98530), (835, 85432), (905, 78824), (1180, 60454), (1336, 53395), (1448, 49265), (1670, 42716), (1810, 39412), (2360, 30227), (3340, 21358), (3620, 19706), (6680, 10679), (7240, 9853)]