71292393020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{457}}^1\times {\mathrm{971}}^1$

素因数の和:1743

約数の個数: 96

約数和(自身を含む): 155936249280

約数和(自身を除く): 84643856260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 277, 290, 457, 554, 580, 914, 971, 1108, 1385, 1828, 1942, 2285, 2770, 3884, 4570, 4855, 5540, 8033, 9140, 9710, 13253, 16066, 19420, 26506, 28159, 32132, 40165, 53012, 56318, 66265, 80330, 112636, 126589, 132530, 140795, 160660, 253178, 265060, 268967, 281590, 443747, 506356, 537934, 563180, 632945, 887494, 1075868, 1265890, 1344835, 1774988, 2218735, 2531780, 2689670, 3671081, 4437470, 5379340, 7342162, 7800043, 8874940, 12868663, 14684324, 15600086, 18355405, 25737326, 31200172, 36710810, 39000215, 51474652, 64343315, 73421620, 78000430, 122917919, 128686630, 156000860, 245835838, 257373260, 491671676, 614589595, 1229179190, 2458358380, 3564619651, 7129239302, 14258478604, 17823098255, 35646196510, 71292393020]

約数ペア:

[(1, 71292393020), (2, 35646196510), (4, 17823098255), (5, 14258478604), (10, 7129239302), (20, 3564619651), (29, 2458358380), (58, 1229179190), (116, 614589595), (145, 491671676), (277, 257373260), (290, 245835838), (457, 156000860), (554, 128686630), (580, 122917919), (914, 78000430), (971, 73421620), (1108, 64343315), (1385, 51474652), (1828, 39000215), (1942, 36710810), (2285, 31200172), (2770, 25737326), (3884, 18355405), (4570, 15600086), (4855, 14684324), (5540, 12868663), (8033, 8874940), (9140, 7800043), (9710, 7342162), (13253, 5379340), (16066, 4437470), (19420, 3671081), (26506, 2689670), (28159, 2531780), (32132, 2218735), (40165, 1774988), (53012, 1344835), (56318, 1265890), (66265, 1075868), (80330, 887494), (112636, 632945), (126589, 563180), (132530, 537934), (140795, 506356), (160660, 443747), (253178, 281590), (265060, 268967)]