25390880

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4289}}^1$

素因数の和:4341

約数の個数: 48

約数和(自身を含む): 61621560

約数和(自身を除く): 36230680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 4289, 5920, 8578, 17156, 21445, 34312, 42890, 68624, 85780, 137248, 158693, 171560, 317386, 343120, 634772, 686240, 793465, 1269544, 1586930, 2539088, 3173860, 5078176, 6347720, 12695440, 25390880]

約数ペア:

[(1, 25390880), (2, 12695440), (4, 6347720), (5, 5078176), (8, 3173860), (10, 2539088), (16, 1586930), (20, 1269544), (32, 793465), (37, 686240), (40, 634772), (74, 343120), (80, 317386), (148, 171560), (160, 158693), (185, 137248), (296, 85780), (370, 68624), (592, 42890), (740, 34312), (1184, 21445), (1480, 17156), (2960, 8578), (4289, 5920)]