84870400

素因数分解:

$2^8\times 5^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 108

約数和(自身を含む): 213853500

約数和(自身を除く): 128983100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 128, 149, 160, 178, 200, 256, 298, 320, 356, 400, 445, 596, 640, 712, 745, 800, 890, 1192, 1280, 1424, 1490, 1600, 1780, 2225, 2384, 2848, 2980, 3200, 3560, 3725, 4450, 4768, 5696, 5960, 6400, 7120, 7450, 8900, 9536, 11392, 11920, 13261, 14240, 14900, 17800, 19072, 22784, 23840, 26522, 28480, 29800, 35600, 38144, 47680, 53044, 56960, 59600, 66305, 71200, 95360, 106088, 113920, 119200, 132610, 142400, 190720, 212176, 238400, 265220, 284800, 331525, 424352, 476800, 530440, 569600, 663050, 848704, 953600, 1060880, 1326100, 1697408, 2121760, 2652200, 3394816, 4243520, 5304400, 8487040, 10608800, 16974080, 21217600, 42435200, 84870400]

約数ペア:

[(1, 84870400), (2, 42435200), (4, 21217600), (5, 16974080), (8, 10608800), (10, 8487040), (16, 5304400), (20, 4243520), (25, 3394816), (32, 2652200), (40, 2121760), (50, 1697408), (64, 1326100), (80, 1060880), (89, 953600), (100, 848704), (128, 663050), (149, 569600), (160, 530440), (178, 476800), (200, 424352), (256, 331525), (298, 284800), (320, 265220), (356, 238400), (400, 212176), (445, 190720), (596, 142400), (640, 132610), (712, 119200), (745, 113920), (800, 106088), (890, 95360), (1192, 71200), (1280, 66305), (1424, 59600), (1490, 56960), (1600, 53044), (1780, 47680), (2225, 38144), (2384, 35600), (2848, 29800), (2980, 28480), (3200, 26522), (3560, 23840), (3725, 22784), (4450, 19072), (4768, 17800), (5696, 14900), (5960, 14240), (6400, 13261), (7120, 11920), (7450, 11392), (8900, 9536)]