About the Number

138500256

138500255 ← → 138500257

2進数表記:1000010000010101100010100000

漢数字表記:一億三千八百五十万二百五十六

素因数分解:

2 5 × 3 1 × 61 1 × 67 1 × 353 1

素因数の和:494
約数の個数: 96
約数和(自身を含む): 376100928
約数和(自身を除く): 237600672

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 67, 96, 122, 134, 183, 201, 244, 268, 353, 366, 402, 488, 536, 706, 732, 804, 976, 1059, 1072, 1412, 1464, 1608, 1952, 2118, 2144, 2824, 2928, 3216, 4087, 4236, 5648, 5856, 6432, 8174, 8472, 11296, 12261, 16348, 16944, 21533, 23651, 24522, 32696, 33888, 43066, 47302, 49044, 64599, 65392, 70953, 86132, 94604, 98088, 129198, 130784, 141906, 172264, 189208, 196176, 258396, 283812, 344528, 378416, 392352, 516792, 567624, 689056, 756832, 1033584, 1135248, 1442711, 2067168, 2270496, 2885422, 4328133, 5770844, 8656266, 11541688, 17312532, 23083376, 34625064, 46166752, 69250128, 138500256]

約数ペア:
[(1, 138500256), (2, 69250128), (3, 46166752), (4, 34625064), (6, 23083376), (8, 17312532), (12, 11541688), (16, 8656266), (24, 5770844), (32, 4328133), (48, 2885422), (61, 2270496), (67, 2067168), (96, 1442711), (122, 1135248), (134, 1033584), (183, 756832), (201, 689056), (244, 567624), (268, 516792), (353, 392352), (366, 378416), (402, 344528), (488, 283812), (536, 258396), (706, 196176), (732, 189208), (804, 172264), (976, 141906), (1059, 130784), (1072, 129198), (1412, 98088), (1464, 94604), (1608, 86132), (1952, 70953), (2118, 65392), (2144, 64599), (2824, 49044), (2928, 47302), (3216, 43066), (4087, 33888), (4236, 32696), (5648, 24522), (5856, 23651), (6432, 21533), (8174, 16944), (8472, 16348), (11296, 12261)]

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