72199688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20011}}^1$

素因数の和:20069

約数の個数: 32

約数和(自身を含む): 151290720

約数和(自身を除く): 79091032

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 20011, 40022, 80044, 160088, 220121, 440242, 820451, 880484, 1640902, 1760968, 3281804, 6563608, 9024961, 18049922, 36099844, 72199688]

約数ペア:

[(1, 72199688), (2, 36099844), (4, 18049922), (8, 9024961), (11, 6563608), (22, 3281804), (41, 1760968), (44, 1640902), (82, 880484), (88, 820451), (164, 440242), (328, 220121), (451, 160088), (902, 80044), (1804, 40022), (3608, 20011)]