15968476225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1627}}^1$

素因数の和:1787

約数の個数: 72

約数和(自身を含む): 22608856512

約数和(自身を除く): 6640380287

約数列:

[1, 5, 13, 23, 25, 65, 101, 115, 169, 299, 325, 505, 575, 845, 1313, 1495, 1627, 2323, 2525, 3887, 4225, 6565, 7475, 8135, 11615, 17069, 19435, 21151, 30199, 32825, 37421, 40675, 58075, 85345, 97175, 105755, 150995, 164327, 187105, 274963, 392587, 426725, 486473, 528775, 754975, 821635, 935525, 1374815, 1962935, 2136251, 2432365, 3779521, 4108175, 6324149, 6874075, 9814675, 10681255, 12161825, 18897605, 27771263, 31620745, 49133773, 53406275, 94488025, 138856315, 158103725, 245668865, 638739049, 694281575, 1228344325, 3193695245, 15968476225]

約数ペア:

[(1, 15968476225), (5, 3193695245), (13, 1228344325), (23, 694281575), (25, 638739049), (65, 245668865), (101, 158103725), (115, 138856315), (169, 94488025), (299, 53406275), (325, 49133773), (505, 31620745), (575, 27771263), (845, 18897605), (1313, 12161825), (1495, 10681255), (1627, 9814675), (2323, 6874075), (2525, 6324149), (3887, 4108175), (4225, 3779521), (6565, 2432365), (7475, 2136251), (8135, 1962935), (11615, 1374815), (17069, 935525), (19435, 821635), (21151, 754975), (30199, 528775), (32825, 486473), (37421, 426725), (40675, 392587), (58075, 274963), (85345, 187105), (97175, 164327), (105755, 150995)]