55053520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 134277120

約数和(自身を除く): 79223600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 281, 310, 316, 395, 496, 562, 620, 632, 790, 1124, 1240, 1264, 1405, 1580, 2248, 2449, 2480, 2810, 3160, 4496, 4898, 5620, 6320, 8711, 9796, 11240, 12245, 17422, 19592, 22199, 22480, 24490, 34844, 39184, 43555, 44398, 48980, 69688, 87110, 88796, 97960, 110995, 139376, 174220, 177592, 195920, 221990, 348440, 355184, 443980, 688169, 696880, 887960, 1376338, 1775920, 2752676, 3440845, 5505352, 6881690, 11010704, 13763380, 27526760, 55053520]

約数ペア:

[(1, 55053520), (2, 27526760), (4, 13763380), (5, 11010704), (8, 6881690), (10, 5505352), (16, 3440845), (20, 2752676), (31, 1775920), (40, 1376338), (62, 887960), (79, 696880), (80, 688169), (124, 443980), (155, 355184), (158, 348440), (248, 221990), (281, 195920), (310, 177592), (316, 174220), (395, 139376), (496, 110995), (562, 97960), (620, 88796), (632, 87110), (790, 69688), (1124, 48980), (1240, 44398), (1264, 43555), (1405, 39184), (1580, 34844), (2248, 24490), (2449, 22480), (2480, 22199), (2810, 19592), (3160, 17422), (4496, 12245), (4898, 11240), (5620, 9796), (6320, 8711)]