72791212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1229}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 147540960

約数和(自身を除く): 74749748

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 67, 68, 134, 221, 268, 442, 871, 884, 1139, 1229, 1742, 2278, 2458, 3484, 4556, 4916, 14807, 15977, 20893, 29614, 31954, 41786, 59228, 63908, 82343, 83572, 164686, 271609, 329372, 543218, 1070459, 1086436, 1399831, 2140918, 2799662, 4281836, 5599324, 18197803, 36395606, 72791212]

約数ペア:

[(1, 72791212), (2, 36395606), (4, 18197803), (13, 5599324), (17, 4281836), (26, 2799662), (34, 2140918), (52, 1399831), (67, 1086436), (68, 1070459), (134, 543218), (221, 329372), (268, 271609), (442, 164686), (871, 83572), (884, 82343), (1139, 63908), (1229, 59228), (1742, 41786), (2278, 31954), (2458, 29614), (3484, 20893), (4556, 15977), (4916, 14807)]