80440605

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{191}}^2$

素因数の和:407

約数の個数: 54

約数和(自身を含む): 163048158

約数和(自身を除く): 82607553

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 191, 245, 315, 441, 573, 735, 955, 1337, 1719, 2205, 2865, 4011, 6685, 8595, 9359, 12033, 20055, 28077, 36481, 46795, 60165, 84231, 109443, 140385, 182405, 255367, 328329, 421155, 547215, 766101, 1276835, 1641645, 1787569, 2298303, 3830505, 5362707, 8937845, 11491515, 16088121, 26813535, 80440605]

約数ペア:

[(1, 80440605), (3, 26813535), (5, 16088121), (7, 11491515), (9, 8937845), (15, 5362707), (21, 3830505), (35, 2298303), (45, 1787569), (49, 1641645), (63, 1276835), (105, 766101), (147, 547215), (191, 421155), (245, 328329), (315, 255367), (441, 182405), (573, 140385), (735, 109443), (955, 84231), (1337, 60165), (1719, 46795), (2205, 36481), (2865, 28077), (4011, 20055), (6685, 12033), (8595, 9359)]