80105340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2143}}^1$

素因数の和:2251

約数の個数: 96

約数和(自身を含む): 259338240

約数和(自身を除く): 179232900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1780, 1869, 2143, 2492, 2670, 3115, 3738, 4286, 5340, 6230, 6429, 7476, 8572, 9345, 10715, 12460, 12858, 15001, 18690, 21430, 25716, 30002, 32145, 37380, 42860, 45003, 60004, 64290, 75005, 90006, 128580, 150010, 180012, 190727, 225015, 300020, 381454, 450030, 572181, 762908, 900060, 953635, 1144362, 1335089, 1907270, 2288724, 2670178, 2860905, 3814540, 4005267, 5340356, 5721810, 6675445, 8010534, 11443620, 13350890, 16021068, 20026335, 26701780, 40052670, 80105340]

約数ペア:

[(1, 80105340), (2, 40052670), (3, 26701780), (4, 20026335), (5, 16021068), (6, 13350890), (7, 11443620), (10, 8010534), (12, 6675445), (14, 5721810), (15, 5340356), (20, 4005267), (21, 3814540), (28, 2860905), (30, 2670178), (35, 2288724), (42, 1907270), (60, 1335089), (70, 1144362), (84, 953635), (89, 900060), (105, 762908), (140, 572181), (178, 450030), (210, 381454), (267, 300020), (356, 225015), (420, 190727), (445, 180012), (534, 150010), (623, 128580), (890, 90006), (1068, 75005), (1246, 64290), (1335, 60004), (1780, 45003), (1869, 42860), (2143, 37380), (2492, 32145), (2670, 30002), (3115, 25716), (3738, 21430), (4286, 18690), (5340, 15001), (6230, 12858), (6429, 12460), (7476, 10715), (8572, 9345)]