71353984

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 154695240

約数和(自身を除く): 83341256

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 137, 208, 274, 313, 416, 548, 626, 832, 1096, 1252, 1664, 1781, 2192, 2504, 3562, 4069, 4384, 5008, 7124, 8138, 8768, 10016, 14248, 16276, 17536, 20032, 28496, 32552, 40064, 42881, 56992, 65104, 85762, 113984, 130208, 171524, 227968, 260416, 343048, 520832, 557453, 686096, 1114906, 1372192, 2229812, 2744384, 4459624, 5488768, 8919248, 17838496, 35676992, 71353984]

約数ペア:

[(1, 71353984), (2, 35676992), (4, 17838496), (8, 8919248), (13, 5488768), (16, 4459624), (26, 2744384), (32, 2229812), (52, 1372192), (64, 1114906), (104, 686096), (128, 557453), (137, 520832), (208, 343048), (274, 260416), (313, 227968), (416, 171524), (548, 130208), (626, 113984), (832, 85762), (1096, 65104), (1252, 56992), (1664, 42881), (1781, 40064), (2192, 32552), (2504, 28496), (3562, 20032), (4069, 17536), (4384, 16276), (5008, 14248), (7124, 10016), (8138, 8768)]