668826008

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{821}}^1\times {\mathrm{1289}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 1272456000

約数和(自身を除く): 603629992

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 821, 1289, 1642, 2578, 3284, 5156, 6568, 10312, 64859, 101831, 129718, 203662, 259436, 407324, 518872, 814648, 1058269, 2116538, 4233076, 8466152, 83603251, 167206502, 334413004, 668826008]

約数ペア:

[(1, 668826008), (2, 334413004), (4, 167206502), (8, 83603251), (79, 8466152), (158, 4233076), (316, 2116538), (632, 1058269), (821, 814648), (1289, 518872), (1642, 407324), (2578, 259436), (3284, 203662), (5156, 129718), (6568, 101831), (10312, 64859)]