About the Number

851639490

851639489 ← → 851639491

2進数表記:110010110000101111110011000010

漢数字表記:八億五千百六十三万九千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 307 1 × 2371 1

素因数の和:2704
約数の個数: 96
約数和(自身を含む): 2393366976
約数和(自身を除く): 1541727486

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 307, 390, 585, 614, 921, 1170, 1535, 1842, 2371, 2763, 3070, 3991, 4605, 4742, 5526, 7113, 7982, 9210, 11855, 11973, 13815, 14226, 19955, 21339, 23710, 23946, 27630, 30823, 35565, 35919, 39910, 42678, 59865, 61646, 71130, 71838, 92469, 106695, 119730, 154115, 179595, 184938, 213390, 277407, 308230, 359190, 462345, 554814, 727897, 924690, 1387035, 1455794, 2183691, 2774070, 3639485, 4367382, 6551073, 7278970, 9462661, 10918455, 13102146, 18925322, 21836910, 28387983, 32755365, 47313305, 56775966, 65510730, 85163949, 94626610, 141939915, 170327898, 283879830, 425819745, 851639490]

約数ペア:
[(1, 851639490), (2, 425819745), (3, 283879830), (5, 170327898), (6, 141939915), (9, 94626610), (10, 85163949), (13, 65510730), (15, 56775966), (18, 47313305), (26, 32755365), (30, 28387983), (39, 21836910), (45, 18925322), (65, 13102146), (78, 10918455), (90, 9462661), (117, 7278970), (130, 6551073), (195, 4367382), (234, 3639485), (307, 2774070), (390, 2183691), (585, 1455794), (614, 1387035), (921, 924690), (1170, 727897), (1535, 554814), (1842, 462345), (2371, 359190), (2763, 308230), (3070, 277407), (3991, 213390), (4605, 184938), (4742, 179595), (5526, 154115), (7113, 119730), (7982, 106695), (9210, 92469), (11855, 71838), (11973, 71130), (13815, 61646), (14226, 59865), (19955, 42678), (21339, 39910), (23710, 35919), (23946, 35565), (27630, 30823)]

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