80321968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{193}}^1$

素因数の和:294

約数の個数: 60

約数和(自身を含む): 169233960

約数和(自身を除く): 88911992

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 193, 296, 304, 386, 592, 703, 772, 1369, 1406, 1544, 2738, 2812, 3088, 3667, 5476, 5624, 7141, 7334, 10952, 11248, 14282, 14668, 21904, 26011, 28564, 29336, 52022, 57128, 58672, 104044, 114256, 135679, 208088, 264217, 271358, 416176, 528434, 542716, 1056868, 1085432, 2113736, 2170864, 4227472, 5020123, 10040246, 20080492, 40160984, 80321968]

約数ペア:

[(1, 80321968), (2, 40160984), (4, 20080492), (8, 10040246), (16, 5020123), (19, 4227472), (37, 2170864), (38, 2113736), (74, 1085432), (76, 1056868), (148, 542716), (152, 528434), (193, 416176), (296, 271358), (304, 264217), (386, 208088), (592, 135679), (703, 114256), (772, 104044), (1369, 58672), (1406, 57128), (1544, 52022), (2738, 29336), (2812, 28564), (3088, 26011), (3667, 21904), (5476, 14668), (5624, 14282), (7141, 11248), (7334, 10952)]