99771200

素因数分解:

$2^6\times 5^2\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 84

約数和(自身を含む): 247936512

約数和(自身を除く): 148165312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 160, 200, 254, 320, 400, 491, 508, 635, 800, 982, 1016, 1270, 1600, 1964, 2032, 2455, 2540, 3175, 3928, 4064, 4910, 5080, 6350, 7856, 8128, 9820, 10160, 12275, 12700, 15712, 19640, 20320, 24550, 25400, 31424, 39280, 40640, 49100, 50800, 62357, 78560, 98200, 101600, 124714, 157120, 196400, 203200, 249428, 311785, 392800, 498856, 623570, 785600, 997712, 1247140, 1558925, 1995424, 2494280, 3117850, 3990848, 4988560, 6235700, 9977120, 12471400, 19954240, 24942800, 49885600, 99771200]

約数ペア:

[(1, 99771200), (2, 49885600), (4, 24942800), (5, 19954240), (8, 12471400), (10, 9977120), (16, 6235700), (20, 4988560), (25, 3990848), (32, 3117850), (40, 2494280), (50, 1995424), (64, 1558925), (80, 1247140), (100, 997712), (127, 785600), (160, 623570), (200, 498856), (254, 392800), (320, 311785), (400, 249428), (491, 203200), (508, 196400), (635, 157120), (800, 124714), (982, 101600), (1016, 98200), (1270, 78560), (1600, 62357), (1964, 50800), (2032, 49100), (2455, 40640), (2540, 39280), (3175, 31424), (3928, 25400), (4064, 24550), (4910, 20320), (5080, 19640), (6350, 15712), (7856, 12700), (8128, 12275), (9820, 10160)]