71672848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 157003840

約数和(自身を除く): 85330992

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 67, 74, 104, 134, 139, 148, 208, 268, 278, 296, 481, 536, 556, 592, 871, 962, 1072, 1112, 1742, 1807, 1924, 2224, 2479, 3484, 3614, 3848, 4958, 5143, 6968, 7228, 7696, 9313, 9916, 10286, 13936, 14456, 18626, 19832, 20572, 28912, 32227, 37252, 39664, 41144, 64454, 66859, 74504, 82288, 121069, 128908, 133718, 149008, 242138, 257816, 267436, 344581, 484276, 515632, 534872, 689162, 968552, 1069744, 1378324, 1937104, 2756648, 4479553, 5513296, 8959106, 17918212, 35836424, 71672848]

約数ペア:

[(1, 71672848), (2, 35836424), (4, 17918212), (8, 8959106), (13, 5513296), (16, 4479553), (26, 2756648), (37, 1937104), (52, 1378324), (67, 1069744), (74, 968552), (104, 689162), (134, 534872), (139, 515632), (148, 484276), (208, 344581), (268, 267436), (278, 257816), (296, 242138), (481, 149008), (536, 133718), (556, 128908), (592, 121069), (871, 82288), (962, 74504), (1072, 66859), (1112, 64454), (1742, 41144), (1807, 39664), (1924, 37252), (2224, 32227), (2479, 28912), (3484, 20572), (3614, 19832), (3848, 18626), (4958, 14456), (5143, 13936), (6968, 10286), (7228, 9916), (7696, 9313)]