71828816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10273}}^1$

素因数の和:10323

約数の個数: 40

約数和(自身を含む): 152877120

約数和(自身を除く): 81048304

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 10273, 20546, 41092, 82184, 164368, 195187, 236279, 390374, 472558, 780748, 945116, 1561496, 1890232, 3122992, 3780464, 4489301, 8978602, 17957204, 35914408, 71828816]

約数ペア:

[(1, 71828816), (2, 35914408), (4, 17957204), (8, 8978602), (16, 4489301), (19, 3780464), (23, 3122992), (38, 1890232), (46, 1561496), (76, 945116), (92, 780748), (152, 472558), (184, 390374), (304, 236279), (368, 195187), (437, 164368), (874, 82184), (1748, 41092), (3496, 20546), (6992, 10273)]