90017408

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1225

約数の個数: 64

約数和(自身を含む): 197406720

約数和(自身を除く): 107389312

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 376, 416, 611, 752, 832, 1151, 1222, 1504, 1664, 2302, 2444, 3008, 4604, 4888, 6016, 9208, 9776, 14963, 18416, 19552, 29926, 36832, 39104, 54097, 59852, 73664, 78208, 108194, 119704, 147328, 216388, 239408, 432776, 478816, 703261, 865552, 957632, 1406522, 1731104, 1915264, 2813044, 3462208, 5626088, 6924416, 11252176, 22504352, 45008704, 90017408]

約数ペア:

[(1, 90017408), (2, 45008704), (4, 22504352), (8, 11252176), (13, 6924416), (16, 5626088), (26, 3462208), (32, 2813044), (47, 1915264), (52, 1731104), (64, 1406522), (94, 957632), (104, 865552), (128, 703261), (188, 478816), (208, 432776), (376, 239408), (416, 216388), (611, 147328), (752, 119704), (832, 108194), (1151, 78208), (1222, 73664), (1504, 59852), (1664, 54097), (2302, 39104), (2444, 36832), (3008, 29926), (4604, 19552), (4888, 18416), (6016, 14963), (9208, 9776)]