917881120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{727}}^1$

素因数の和:1362

約数の個数: 96

約数和(自身を含む): 2342366208

約数和(自身を除く): 1424485088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 607, 727, 1040, 1214, 1454, 2080, 2428, 2908, 3035, 3635, 4856, 5816, 6070, 7270, 7891, 9451, 9712, 11632, 12140, 14540, 15782, 18902, 19424, 23264, 24280, 29080, 31564, 37804, 39455, 47255, 48560, 58160, 63128, 75608, 78910, 94510, 97120, 116320, 126256, 151216, 157820, 189020, 252512, 302432, 315640, 378040, 441289, 631280, 756080, 882578, 1262560, 1512160, 1765156, 2206445, 3530312, 4412890, 5736757, 7060624, 8825780, 11473514, 14121248, 17651560, 22947028, 28683785, 35303120, 45894056, 57367570, 70606240, 91788112, 114735140, 183576224, 229470280, 458940560, 917881120]

約数ペア:

[(1, 917881120), (2, 458940560), (4, 229470280), (5, 183576224), (8, 114735140), (10, 91788112), (13, 70606240), (16, 57367570), (20, 45894056), (26, 35303120), (32, 28683785), (40, 22947028), (52, 17651560), (65, 14121248), (80, 11473514), (104, 8825780), (130, 7060624), (160, 5736757), (208, 4412890), (260, 3530312), (416, 2206445), (520, 1765156), (607, 1512160), (727, 1262560), (1040, 882578), (1214, 756080), (1454, 631280), (2080, 441289), (2428, 378040), (2908, 315640), (3035, 302432), (3635, 252512), (4856, 189020), (5816, 157820), (6070, 151216), (7270, 126256), (7891, 116320), (9451, 97120), (9712, 94510), (11632, 78910), (12140, 75608), (14540, 63128), (15782, 58160), (18902, 48560), (19424, 47255), (23264, 39455), (24280, 37804), (29080, 31564)]