77544740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 202535424

約数和(自身を除く): 124990684

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 137, 140, 182, 260, 274, 311, 364, 455, 548, 622, 685, 910, 959, 1244, 1370, 1555, 1781, 1820, 1918, 2177, 2740, 3110, 3562, 3836, 4043, 4354, 4795, 6220, 7124, 8086, 8708, 8905, 9590, 10885, 12467, 16172, 17810, 19180, 20215, 21770, 24934, 28301, 35620, 40430, 42607, 43540, 49868, 56602, 62335, 80860, 85214, 113204, 124670, 141505, 170428, 213035, 249340, 283010, 298249, 426070, 553891, 566020, 596498, 852140, 1107782, 1192996, 1491245, 2215564, 2769455, 2982490, 3877237, 5538910, 5964980, 7754474, 11077820, 15508948, 19386185, 38772370, 77544740]

約数ペア:

[(1, 77544740), (2, 38772370), (4, 19386185), (5, 15508948), (7, 11077820), (10, 7754474), (13, 5964980), (14, 5538910), (20, 3877237), (26, 2982490), (28, 2769455), (35, 2215564), (52, 1491245), (65, 1192996), (70, 1107782), (91, 852140), (130, 596498), (137, 566020), (140, 553891), (182, 426070), (260, 298249), (274, 283010), (311, 249340), (364, 213035), (455, 170428), (548, 141505), (622, 124670), (685, 113204), (910, 85214), (959, 80860), (1244, 62335), (1370, 56602), (1555, 49868), (1781, 43540), (1820, 42607), (1918, 40430), (2177, 35620), (2740, 28301), (3110, 24934), (3562, 21770), (3836, 20215), (4043, 19180), (4354, 17810), (4795, 16172), (6220, 12467), (7124, 10885), (8086, 9590), (8708, 8905)]