958279900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{971}}^1$

素因数の和:1195

約数の個数: 72

約数和(自身を含む): 2126113920

約数和(自身を除く): 1167834020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 139, 142, 278, 284, 355, 556, 695, 710, 971, 1390, 1420, 1775, 1942, 2780, 3475, 3550, 3884, 4855, 6950, 7100, 9710, 9869, 13900, 19420, 19738, 24275, 39476, 48550, 49345, 68941, 97100, 98690, 134969, 137882, 197380, 246725, 269938, 275764, 344705, 493450, 539876, 674845, 689410, 986900, 1349690, 1378820, 1723525, 2699380, 3374225, 3447050, 6748450, 6894100, 9582799, 13496900, 19165598, 38331196, 47913995, 95827990, 191655980, 239569975, 479139950, 958279900]

約数ペア:

[(1, 958279900), (2, 479139950), (4, 239569975), (5, 191655980), (10, 95827990), (20, 47913995), (25, 38331196), (50, 19165598), (71, 13496900), (100, 9582799), (139, 6894100), (142, 6748450), (278, 3447050), (284, 3374225), (355, 2699380), (556, 1723525), (695, 1378820), (710, 1349690), (971, 986900), (1390, 689410), (1420, 674845), (1775, 539876), (1942, 493450), (2780, 344705), (3475, 275764), (3550, 269938), (3884, 246725), (4855, 197380), (6950, 137882), (7100, 134969), (9710, 98690), (9869, 97100), (13900, 68941), (19420, 49345), (19738, 48550), (24275, 39476)]