About the Number

129808910

129808909 ← → 129808911

2進数表記:111101111001011101000001110

漢数字表記:一億二千九百八十万八千九百十

素因数分解:

2 1 × 5 1 × 7 1 × 11 1 × 263 1 × 641 1

素因数の和:929
約数の個数: 64
約数和(自身を含む): 292875264
約数和(自身を除く): 163066354

約数列:
[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 263, 385, 526, 641, 770, 1282, 1315, 1841, 2630, 2893, 3205, 3682, 4487, 5786, 6410, 7051, 8974, 9205, 14102, 14465, 18410, 20251, 22435, 28930, 35255, 40502, 44870, 49357, 70510, 98714, 101255, 168583, 202510, 246785, 337166, 493570, 842915, 1180081, 1685830, 1854413, 2360162, 3708826, 5900405, 9272065, 11800810, 12980891, 18544130, 25961782, 64904455, 129808910]

約数ペア:
[(1, 129808910), (2, 64904455), (5, 25961782), (7, 18544130), (10, 12980891), (11, 11800810), (14, 9272065), (22, 5900405), (35, 3708826), (55, 2360162), (70, 1854413), (77, 1685830), (110, 1180081), (154, 842915), (263, 493570), (385, 337166), (526, 246785), (641, 202510), (770, 168583), (1282, 101255), (1315, 98714), (1841, 70510), (2630, 49357), (2893, 44870), (3205, 40502), (3682, 35255), (4487, 28930), (5786, 22435), (6410, 20251), (7051, 18410), (8974, 14465), (9205, 14102)]

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