168872620475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{223}}^1\times {\mathrm{1187}}^1$

素因数の和:1597

約数の個数: 72

約数和(自身を含む): 229467313152

約数和(自身を除く): 60594692677

約数列:

[1, 5, 13, 25, 65, 151, 169, 223, 325, 755, 845, 1115, 1187, 1963, 2899, 3775, 4225, 5575, 5935, 9815, 14495, 15431, 25519, 29675, 33673, 37687, 49075, 72475, 77155, 127595, 168365, 179237, 188435, 200603, 264701, 385775, 437749, 637975, 841825, 896185, 942175, 1003015, 1323505, 2188745, 2330081, 3441113, 4480925, 5015075, 5690737, 6617525, 10943725, 11650405, 17205565, 28453685, 30291053, 39969851, 44734469, 58252025, 86027825, 142268425, 151455265, 199849255, 223672345, 519608063, 757276325, 999246275, 1118361725, 2598040315, 6754904819, 12990201575, 33774524095, 168872620475]

約数ペア:

[(1, 168872620475), (5, 33774524095), (13, 12990201575), (25, 6754904819), (65, 2598040315), (151, 1118361725), (169, 999246275), (223, 757276325), (325, 519608063), (755, 223672345), (845, 199849255), (1115, 151455265), (1187, 142268425), (1963, 86027825), (2899, 58252025), (3775, 44734469), (4225, 39969851), (5575, 30291053), (5935, 28453685), (9815, 17205565), (14495, 11650405), (15431, 10943725), (25519, 6617525), (29675, 5690737), (33673, 5015075), (37687, 4480925), (49075, 3441113), (72475, 2330081), (77155, 2188745), (127595, 1323505), (168365, 1003015), (179237, 942175), (188435, 896185), (200603, 841825), (264701, 637975), (385775, 437749)]