86791640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 217799280

約数和(自身を除く): 131007640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 169, 185, 260, 296, 338, 347, 370, 481, 520, 676, 694, 740, 845, 962, 1352, 1388, 1480, 1690, 1735, 1924, 2405, 2776, 3380, 3470, 3848, 4511, 4810, 6253, 6760, 6940, 9022, 9620, 12506, 12839, 13880, 18044, 19240, 22555, 25012, 25678, 31265, 36088, 45110, 50024, 51356, 58643, 62530, 64195, 90220, 102712, 117286, 125060, 128390, 166907, 180440, 234572, 250120, 256780, 293215, 333814, 469144, 513560, 586430, 667628, 834535, 1172860, 1335256, 1669070, 2169791, 2345720, 3338140, 4339582, 6676280, 8679164, 10848955, 17358328, 21697910, 43395820, 86791640]

約数ペア:

[(1, 86791640), (2, 43395820), (4, 21697910), (5, 17358328), (8, 10848955), (10, 8679164), (13, 6676280), (20, 4339582), (26, 3338140), (37, 2345720), (40, 2169791), (52, 1669070), (65, 1335256), (74, 1172860), (104, 834535), (130, 667628), (148, 586430), (169, 513560), (185, 469144), (260, 333814), (296, 293215), (338, 256780), (347, 250120), (370, 234572), (481, 180440), (520, 166907), (676, 128390), (694, 125060), (740, 117286), (845, 102712), (962, 90220), (1352, 64195), (1388, 62530), (1480, 58643), (1690, 51356), (1735, 50024), (1924, 45110), (2405, 36088), (2776, 31265), (3380, 25678), (3470, 25012), (3848, 22555), (4511, 19240), (4810, 18044), (6253, 13880), (6760, 12839), (6940, 12506), (9022, 9620)]