208974707968

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{2657}}^1\times {\mathrm{23633}}^1$

素因数の和:26319

約数の個数: 72

約数和(自身を含む): 449408356488

約数和(自身を除く): 240433648520

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 2657, 3328, 5314, 10628, 21256, 23633, 34541, 42512, 47266, 69082, 85024, 94532, 138164, 170048, 189064, 276328, 307229, 340096, 378128, 552656, 614458, 680192, 756256, 1105312, 1228916, 1512512, 2210624, 2457832, 3025024, 4421248, 4915664, 6050048, 8842496, 9831328, 19662656, 39325312, 62792881, 78650624, 125585762, 251171524, 502343048, 816307453, 1004686096, 1632614906, 2009372192, 3265229812, 4018744384, 6530459624, 8037488768, 13060919248, 16074977536, 26121838496, 52243676992, 104487353984, 208974707968]

約数ペア:

[(1, 208974707968), (2, 104487353984), (4, 52243676992), (8, 26121838496), (13, 16074977536), (16, 13060919248), (26, 8037488768), (32, 6530459624), (52, 4018744384), (64, 3265229812), (104, 2009372192), (128, 1632614906), (208, 1004686096), (256, 816307453), (416, 502343048), (832, 251171524), (1664, 125585762), (2657, 78650624), (3328, 62792881), (5314, 39325312), (10628, 19662656), (21256, 9831328), (23633, 8842496), (34541, 6050048), (42512, 4915664), (47266, 4421248), (69082, 3025024), (85024, 2457832), (94532, 2210624), (138164, 1512512), (170048, 1228916), (189064, 1105312), (276328, 756256), (307229, 680192), (340096, 614458), (378128, 552656)]