90408976

素因数分解:

$2^4\times 7^1\times {\mathrm{577}}^1\times {\mathrm{1399}}^1$

素因数の和:1991

約数の個数: 40

約数和(自身を含む): 200681600

約数和(自身を除く): 110272624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 577, 1154, 1399, 2308, 2798, 4039, 4616, 5596, 8078, 9232, 9793, 11192, 16156, 19586, 22384, 32312, 39172, 64624, 78344, 156688, 807223, 1614446, 3228892, 5650561, 6457784, 11301122, 12915568, 22602244, 45204488, 90408976]

約数ペア:

[(1, 90408976), (2, 45204488), (4, 22602244), (7, 12915568), (8, 11301122), (14, 6457784), (16, 5650561), (28, 3228892), (56, 1614446), (112, 807223), (577, 156688), (1154, 78344), (1399, 64624), (2308, 39172), (2798, 32312), (4039, 22384), (4616, 19586), (5596, 16156), (8078, 11192), (9232, 9793)]