55985720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2531}}^1$

素因数の和:2628

約数の個数: 64

約数和(自身を含む): 145843200

約数和(自身を除く): 89857480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2531, 2765, 3160, 4424, 5062, 5530, 10124, 11060, 12655, 17717, 20248, 22120, 25310, 35434, 50620, 70868, 88585, 101240, 141736, 177170, 199949, 354340, 399898, 708680, 799796, 999745, 1399643, 1599592, 1999490, 2799286, 3998980, 5598572, 6998215, 7997960, 11197144, 13996430, 27992860, 55985720]

約数ペア:

[(1, 55985720), (2, 27992860), (4, 13996430), (5, 11197144), (7, 7997960), (8, 6998215), (10, 5598572), (14, 3998980), (20, 2799286), (28, 1999490), (35, 1599592), (40, 1399643), (56, 999745), (70, 799796), (79, 708680), (140, 399898), (158, 354340), (280, 199949), (316, 177170), (395, 141736), (553, 101240), (632, 88585), (790, 70868), (1106, 50620), (1580, 35434), (2212, 25310), (2531, 22120), (2765, 20248), (3160, 17717), (4424, 12655), (5062, 11060), (5530, 10124)]