80028396

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1399}}^1$

素因数の和:1643

約数の個数: 72

約数和(自身を含む): 232377600

約数和(自身を除く): 152349204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 227, 252, 454, 681, 908, 1362, 1399, 1589, 2043, 2724, 2798, 3178, 4086, 4197, 4767, 5596, 6356, 8172, 8394, 9534, 9793, 12591, 14301, 16788, 19068, 19586, 25182, 28602, 29379, 39172, 50364, 57204, 58758, 88137, 117516, 176274, 317573, 352548, 635146, 952719, 1270292, 1905438, 2223011, 2858157, 3810876, 4446022, 5716314, 6669033, 8892044, 11432628, 13338066, 20007099, 26676132, 40014198, 80028396]

約数ペア:

[(1, 80028396), (2, 40014198), (3, 26676132), (4, 20007099), (6, 13338066), (7, 11432628), (9, 8892044), (12, 6669033), (14, 5716314), (18, 4446022), (21, 3810876), (28, 2858157), (36, 2223011), (42, 1905438), (63, 1270292), (84, 952719), (126, 635146), (227, 352548), (252, 317573), (454, 176274), (681, 117516), (908, 88137), (1362, 58758), (1399, 57204), (1589, 50364), (2043, 39172), (2724, 29379), (2798, 28602), (3178, 25182), (4086, 19586), (4197, 19068), (4767, 16788), (5596, 14301), (6356, 12591), (8172, 9793), (8394, 9534)]