51885808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{691}}^1$

素因数の和:750

約数の個数: 60

約数和(自身を含む): 114424968

約数和(自身を除く): 62539160

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 361, 494, 691, 722, 988, 1382, 1444, 1976, 2764, 2888, 3952, 4693, 5528, 5776, 8983, 9386, 11056, 13129, 17966, 18772, 26258, 35932, 37544, 52516, 71864, 75088, 105032, 143728, 170677, 210064, 249451, 341354, 498902, 682708, 997804, 1365416, 1995608, 2730832, 3242863, 3991216, 6485726, 12971452, 25942904, 51885808]

約数ペア:

[(1, 51885808), (2, 25942904), (4, 12971452), (8, 6485726), (13, 3991216), (16, 3242863), (19, 2730832), (26, 1995608), (38, 1365416), (52, 997804), (76, 682708), (104, 498902), (152, 341354), (208, 249451), (247, 210064), (304, 170677), (361, 143728), (494, 105032), (691, 75088), (722, 71864), (988, 52516), (1382, 37544), (1444, 35932), (1976, 26258), (2764, 18772), (2888, 17966), (3952, 13129), (4693, 11056), (5528, 9386), (5776, 8983)]