671805650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{6469}}^1$

素因数の和:6579

約数の個数: 48

約数和(自身を含む): 1309320960

約数和(自身を除く): 637515310

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 67, 134, 155, 310, 335, 670, 775, 1550, 1675, 2077, 3350, 4154, 6469, 10385, 12938, 20770, 32345, 51925, 64690, 103850, 161725, 200539, 323450, 401078, 433423, 866846, 1002695, 2005390, 2167115, 4334230, 5013475, 10026950, 10835575, 13436113, 21671150, 26872226, 67180565, 134361130, 335902825, 671805650]

約数ペア:

[(1, 671805650), (2, 335902825), (5, 134361130), (10, 67180565), (25, 26872226), (31, 21671150), (50, 13436113), (62, 10835575), (67, 10026950), (134, 5013475), (155, 4334230), (310, 2167115), (335, 2005390), (670, 1002695), (775, 866846), (1550, 433423), (1675, 401078), (2077, 323450), (3350, 200539), (4154, 161725), (6469, 103850), (10385, 64690), (12938, 51925), (20770, 32345)]