86711720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1429}}^1$

素因数の和:1518

約数の個数: 64

約数和(自身を含む): 205405200

約数和(自身を除く): 118693480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 41, 74, 82, 148, 164, 185, 205, 296, 328, 370, 410, 740, 820, 1429, 1480, 1517, 1640, 2858, 3034, 5716, 6068, 7145, 7585, 11432, 12136, 14290, 15170, 28580, 30340, 52873, 57160, 58589, 60680, 105746, 117178, 211492, 234356, 264365, 292945, 422984, 468712, 528730, 585890, 1057460, 1171780, 2114920, 2167793, 2343560, 4335586, 8671172, 10838965, 17342344, 21677930, 43355860, 86711720]

約数ペア:

[(1, 86711720), (2, 43355860), (4, 21677930), (5, 17342344), (8, 10838965), (10, 8671172), (20, 4335586), (37, 2343560), (40, 2167793), (41, 2114920), (74, 1171780), (82, 1057460), (148, 585890), (164, 528730), (185, 468712), (205, 422984), (296, 292945), (328, 264365), (370, 234356), (410, 211492), (740, 117178), (820, 105746), (1429, 60680), (1480, 58589), (1517, 57160), (1640, 52873), (2858, 30340), (3034, 28580), (5716, 15170), (6068, 14290), (7145, 12136), (7585, 11432)]