99966580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 248209920

約数和(自身を除く): 148243340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 89, 113, 140, 142, 178, 226, 284, 355, 356, 445, 452, 497, 565, 623, 710, 791, 890, 994, 1130, 1246, 1420, 1582, 1780, 1988, 2260, 2485, 2492, 3115, 3164, 3955, 4970, 6230, 6319, 7910, 8023, 9940, 10057, 12460, 12638, 15820, 16046, 20114, 25276, 31595, 32092, 40115, 40228, 44233, 50285, 56161, 63190, 70399, 80230, 88466, 100570, 112322, 126380, 140798, 160460, 176932, 201140, 221165, 224644, 280805, 281596, 351995, 442330, 561610, 703990, 714047, 884660, 1123220, 1407980, 1428094, 2856188, 3570235, 4998329, 7140470, 9996658, 14280940, 19993316, 24991645, 49983290, 99966580]

約数ペア:

[(1, 99966580), (2, 49983290), (4, 24991645), (5, 19993316), (7, 14280940), (10, 9996658), (14, 7140470), (20, 4998329), (28, 3570235), (35, 2856188), (70, 1428094), (71, 1407980), (89, 1123220), (113, 884660), (140, 714047), (142, 703990), (178, 561610), (226, 442330), (284, 351995), (355, 281596), (356, 280805), (445, 224644), (452, 221165), (497, 201140), (565, 176932), (623, 160460), (710, 140798), (791, 126380), (890, 112322), (994, 100570), (1130, 88466), (1246, 80230), (1420, 70399), (1582, 63190), (1780, 56161), (1988, 50285), (2260, 44233), (2485, 40228), (2492, 40115), (3115, 32092), (3164, 31595), (3955, 25276), (4970, 20114), (6230, 16046), (6319, 15820), (7910, 12638), (8023, 12460), (9940, 10057)]