72891728

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3851}}^1$

素因数の和:3892

約数の個数: 60

約数和(自身を含む): 174819168

約数和(自身を除く): 101927440

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 3851, 4732, 7702, 9464, 15404, 18928, 26957, 30808, 50063, 53914, 61616, 100126, 107828, 200252, 215656, 350441, 400504, 431312, 650819, 700882, 801008, 1301638, 1401764, 2603276, 2803528, 4555733, 5206552, 5607056, 9111466, 10413104, 18222932, 36445864, 72891728]

約数ペア:

[(1, 72891728), (2, 36445864), (4, 18222932), (7, 10413104), (8, 9111466), (13, 5607056), (14, 5206552), (16, 4555733), (26, 2803528), (28, 2603276), (52, 1401764), (56, 1301638), (91, 801008), (104, 700882), (112, 650819), (169, 431312), (182, 400504), (208, 350441), (338, 215656), (364, 200252), (676, 107828), (728, 100126), (1183, 61616), (1352, 53914), (1456, 50063), (2366, 30808), (2704, 26957), (3851, 18928), (4732, 15404), (7702, 9464)]