979756075

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 1288139776

約数和(自身を除く): 308383701

約数列:

[1, 5, 25, 43, 61, 67, 215, 223, 305, 335, 1075, 1115, 1525, 1675, 2623, 2881, 4087, 5575, 9589, 13115, 13603, 14405, 14941, 20435, 47945, 65575, 68015, 72025, 74705, 102175, 175741, 239725, 340075, 373525, 584929, 642463, 878705, 911401, 2924645, 3212315, 4393525, 4557005, 14623225, 16061575, 22785025, 39190243, 195951215, 979756075]

約数ペア:

[(1, 979756075), (5, 195951215), (25, 39190243), (43, 22785025), (61, 16061575), (67, 14623225), (215, 4557005), (223, 4393525), (305, 3212315), (335, 2924645), (1075, 911401), (1115, 878705), (1525, 642463), (1675, 584929), (2623, 373525), (2881, 340075), (4087, 239725), (5575, 175741), (9589, 102175), (13115, 74705), (13603, 72025), (14405, 68015), (14941, 65575), (20435, 47945)]