49885600

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:638

約数の個数: 72

約数和(自身を含む): 122992128

約数和(自身を除く): 73106528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 400, 491, 508, 635, 800, 982, 1016, 1270, 1964, 2032, 2455, 2540, 3175, 3928, 4064, 4910, 5080, 6350, 7856, 9820, 10160, 12275, 12700, 15712, 19640, 20320, 24550, 25400, 39280, 49100, 50800, 62357, 78560, 98200, 101600, 124714, 196400, 249428, 311785, 392800, 498856, 623570, 997712, 1247140, 1558925, 1995424, 2494280, 3117850, 4988560, 6235700, 9977120, 12471400, 24942800, 49885600]

約数ペア:

[(1, 49885600), (2, 24942800), (4, 12471400), (5, 9977120), (8, 6235700), (10, 4988560), (16, 3117850), (20, 2494280), (25, 1995424), (32, 1558925), (40, 1247140), (50, 997712), (80, 623570), (100, 498856), (127, 392800), (160, 311785), (200, 249428), (254, 196400), (400, 124714), (491, 101600), (508, 98200), (635, 78560), (800, 62357), (982, 50800), (1016, 49100), (1270, 39280), (1964, 25400), (2032, 24550), (2455, 20320), (2540, 19640), (3175, 15712), (3928, 12700), (4064, 12275), (4910, 10160), (5080, 9820), (6350, 7856)]