49973240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 117227520

約数和(自身を除く): 67254280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 191, 211, 248, 310, 382, 422, 620, 764, 844, 955, 1055, 1240, 1528, 1688, 1910, 2110, 3820, 4220, 5921, 6541, 7640, 8440, 11842, 13082, 23684, 26164, 29605, 32705, 40301, 47368, 52328, 59210, 65410, 80602, 118420, 130820, 161204, 201505, 236840, 261640, 322408, 403010, 806020, 1249331, 1612040, 2498662, 4997324, 6246655, 9994648, 12493310, 24986620, 49973240]

約数ペア:

[(1, 49973240), (2, 24986620), (4, 12493310), (5, 9994648), (8, 6246655), (10, 4997324), (20, 2498662), (31, 1612040), (40, 1249331), (62, 806020), (124, 403010), (155, 322408), (191, 261640), (211, 236840), (248, 201505), (310, 161204), (382, 130820), (422, 118420), (620, 80602), (764, 65410), (844, 59210), (955, 52328), (1055, 47368), (1240, 40301), (1528, 32705), (1688, 29605), (1910, 26164), (2110, 23684), (3820, 13082), (4220, 11842), (5921, 8440), (6541, 7640)]