80011992

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 219985920

約数和(自身を除く): 139973928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 41, 43, 61, 62, 82, 86, 93, 122, 123, 124, 129, 164, 172, 183, 186, 244, 246, 248, 258, 328, 344, 366, 372, 488, 492, 516, 732, 744, 984, 1032, 1271, 1333, 1464, 1763, 1891, 2501, 2542, 2623, 2666, 3526, 3782, 3813, 3999, 5002, 5084, 5246, 5289, 5332, 5673, 7052, 7503, 7564, 7626, 7869, 7998, 10004, 10168, 10492, 10578, 10664, 11346, 14104, 15006, 15128, 15252, 15738, 15996, 20008, 20984, 21156, 22692, 30012, 30504, 31476, 31992, 42312, 45384, 54653, 60024, 62952, 77531, 81313, 107543, 109306, 155062, 162626, 163959, 215086, 218612, 232593, 243939, 310124, 322629, 325252, 327918, 430172, 437224, 465186, 487878, 620248, 645258, 650504, 655836, 860344, 930372, 975756, 1290516, 1311672, 1860744, 1951512, 2581032, 3333833, 6667666, 10001499, 13335332, 20002998, 26670664, 40005996, 80011992]

約数ペア:

[(1, 80011992), (2, 40005996), (3, 26670664), (4, 20002998), (6, 13335332), (8, 10001499), (12, 6667666), (24, 3333833), (31, 2581032), (41, 1951512), (43, 1860744), (61, 1311672), (62, 1290516), (82, 975756), (86, 930372), (93, 860344), (122, 655836), (123, 650504), (124, 645258), (129, 620248), (164, 487878), (172, 465186), (183, 437224), (186, 430172), (244, 327918), (246, 325252), (248, 322629), (258, 310124), (328, 243939), (344, 232593), (366, 218612), (372, 215086), (488, 163959), (492, 162626), (516, 155062), (732, 109306), (744, 107543), (984, 81313), (1032, 77531), (1271, 62952), (1333, 60024), (1464, 54653), (1763, 45384), (1891, 42312), (2501, 31992), (2542, 31476), (2623, 30504), (2666, 30012), (3526, 22692), (3782, 21156), (3813, 20984), (3999, 20008), (5002, 15996), (5084, 15738), (5246, 15252), (5289, 15128), (5332, 15006), (5673, 14104), (7052, 11346), (7503, 10664), (7564, 10578), (7626, 10492), (7869, 10168), (7998, 10004)]