90454288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{4441}}^1$

素因数の和:4535

約数の個数: 40

約数和(自身を含む): 187274720

約数和(自身を除く): 96820432

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 2546, 4441, 5092, 8882, 10184, 17764, 20368, 35528, 71056, 84379, 168758, 297547, 337516, 595094, 675032, 1190188, 1350064, 2380376, 4760752, 5653393, 11306786, 22613572, 45227144, 90454288]

約数ペア:

[(1, 90454288), (2, 45227144), (4, 22613572), (8, 11306786), (16, 5653393), (19, 4760752), (38, 2380376), (67, 1350064), (76, 1190188), (134, 675032), (152, 595094), (268, 337516), (304, 297547), (536, 168758), (1072, 84379), (1273, 71056), (2546, 35528), (4441, 20368), (5092, 17764), (8882, 10184)]