51869720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{641}}^1$

素因数の和:693

約数の個数: 96

約数和(自身を含む): 141907680

約数和(自身を除く): 90037960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 289, 340, 476, 578, 595, 641, 680, 952, 1156, 1190, 1282, 1445, 2023, 2312, 2380, 2564, 2890, 3205, 4046, 4487, 4760, 5128, 5780, 6410, 8092, 8974, 10115, 10897, 11560, 12820, 16184, 17948, 20230, 21794, 22435, 25640, 35896, 40460, 43588, 44870, 54485, 76279, 80920, 87176, 89740, 108970, 152558, 179480, 185249, 217940, 305116, 370498, 381395, 435880, 610232, 740996, 762790, 926245, 1296743, 1481992, 1525580, 1852490, 2593486, 3051160, 3704980, 5186972, 6483715, 7409960, 10373944, 12967430, 25934860, 51869720]

約数ペア:

[(1, 51869720), (2, 25934860), (4, 12967430), (5, 10373944), (7, 7409960), (8, 6483715), (10, 5186972), (14, 3704980), (17, 3051160), (20, 2593486), (28, 1852490), (34, 1525580), (35, 1481992), (40, 1296743), (56, 926245), (68, 762790), (70, 740996), (85, 610232), (119, 435880), (136, 381395), (140, 370498), (170, 305116), (238, 217940), (280, 185249), (289, 179480), (340, 152558), (476, 108970), (578, 89740), (595, 87176), (641, 80920), (680, 76279), (952, 54485), (1156, 44870), (1190, 43588), (1282, 40460), (1445, 35896), (2023, 25640), (2312, 22435), (2380, 21794), (2564, 20230), (2890, 17948), (3205, 16184), (4046, 12820), (4487, 11560), (4760, 10897), (5128, 10115), (5780, 8974), (6410, 8092)]