65050720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{241}}^2$

素因数の和:504

約数の個数: 72

約数和(自身を含む): 176368752

約数和(自身を除く): 111318032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 241, 280, 482, 560, 964, 1120, 1205, 1687, 1928, 2410, 3374, 3856, 4820, 6748, 7712, 8435, 9640, 13496, 16870, 19280, 26992, 33740, 38560, 53984, 58081, 67480, 116162, 134960, 232324, 269920, 290405, 406567, 464648, 580810, 813134, 929296, 1161620, 1626268, 1858592, 2032835, 2323240, 3252536, 4065670, 4646480, 6505072, 8131340, 9292960, 13010144, 16262680, 32525360, 65050720]

約数ペア:

[(1, 65050720), (2, 32525360), (4, 16262680), (5, 13010144), (7, 9292960), (8, 8131340), (10, 6505072), (14, 4646480), (16, 4065670), (20, 3252536), (28, 2323240), (32, 2032835), (35, 1858592), (40, 1626268), (56, 1161620), (70, 929296), (80, 813134), (112, 580810), (140, 464648), (160, 406567), (224, 290405), (241, 269920), (280, 232324), (482, 134960), (560, 116162), (964, 67480), (1120, 58081), (1205, 53984), (1687, 38560), (1928, 33740), (2410, 26992), (3374, 19280), (3856, 16870), (4820, 13496), (6748, 9640), (7712, 8435)]