78611200

素因数分解:

$2^8\times 5^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 108

約数和(自身を含む): 198456048

約数和(自身を除く): 119844848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 128, 142, 160, 173, 200, 256, 284, 320, 346, 355, 400, 568, 640, 692, 710, 800, 865, 1136, 1280, 1384, 1420, 1600, 1730, 1775, 2272, 2768, 2840, 3200, 3460, 3550, 4325, 4544, 5536, 5680, 6400, 6920, 7100, 8650, 9088, 11072, 11360, 12283, 13840, 14200, 17300, 18176, 22144, 22720, 24566, 27680, 28400, 34600, 44288, 45440, 49132, 55360, 56800, 61415, 69200, 90880, 98264, 110720, 113600, 122830, 138400, 196528, 221440, 227200, 245660, 276800, 307075, 393056, 454400, 491320, 553600, 614150, 786112, 982640, 1107200, 1228300, 1572224, 1965280, 2456600, 3144448, 3930560, 4913200, 7861120, 9826400, 15722240, 19652800, 39305600, 78611200]

約数ペア:

[(1, 78611200), (2, 39305600), (4, 19652800), (5, 15722240), (8, 9826400), (10, 7861120), (16, 4913200), (20, 3930560), (25, 3144448), (32, 2456600), (40, 1965280), (50, 1572224), (64, 1228300), (71, 1107200), (80, 982640), (100, 786112), (128, 614150), (142, 553600), (160, 491320), (173, 454400), (200, 393056), (256, 307075), (284, 276800), (320, 245660), (346, 227200), (355, 221440), (400, 196528), (568, 138400), (640, 122830), (692, 113600), (710, 110720), (800, 98264), (865, 90880), (1136, 69200), (1280, 61415), (1384, 56800), (1420, 55360), (1600, 49132), (1730, 45440), (1775, 44288), (2272, 34600), (2768, 28400), (2840, 27680), (3200, 24566), (3460, 22720), (3550, 22144), (4325, 18176), (4544, 17300), (5536, 14200), (5680, 13840), (6400, 12283), (6920, 11360), (7100, 11072), (8650, 9088)]