55955120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 141365952

約数和(自身を除く): 85410832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 173, 208, 260, 311, 346, 520, 622, 692, 865, 1040, 1244, 1384, 1555, 1730, 2249, 2488, 2768, 3110, 3460, 4043, 4498, 4976, 6220, 6920, 8086, 8996, 11245, 12440, 13840, 16172, 17992, 20215, 22490, 24880, 32344, 35984, 40430, 44980, 53803, 64688, 80860, 89960, 107606, 161720, 179920, 215212, 269015, 323440, 430424, 538030, 699439, 860848, 1076060, 1398878, 2152120, 2797756, 3497195, 4304240, 5595512, 6994390, 11191024, 13988780, 27977560, 55955120]

約数ペア:

[(1, 55955120), (2, 27977560), (4, 13988780), (5, 11191024), (8, 6994390), (10, 5595512), (13, 4304240), (16, 3497195), (20, 2797756), (26, 2152120), (40, 1398878), (52, 1076060), (65, 860848), (80, 699439), (104, 538030), (130, 430424), (173, 323440), (208, 269015), (260, 215212), (311, 179920), (346, 161720), (520, 107606), (622, 89960), (692, 80860), (865, 64688), (1040, 53803), (1244, 44980), (1384, 40430), (1555, 35984), (1730, 32344), (2249, 24880), (2488, 22490), (2768, 20215), (3110, 17992), (3460, 16172), (4043, 13840), (4498, 12440), (4976, 11245), (6220, 8996), (6920, 8086)]