89397980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 222566400

約数和(自身を除く): 133168420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 79, 118, 137, 140, 158, 236, 274, 295, 316, 395, 413, 548, 553, 590, 685, 790, 826, 959, 1106, 1180, 1370, 1580, 1652, 1918, 2065, 2212, 2740, 2765, 3836, 4130, 4661, 4795, 5530, 8083, 8260, 9322, 9590, 10823, 11060, 16166, 18644, 19180, 21646, 23305, 32332, 32627, 40415, 43292, 46610, 54115, 56581, 65254, 75761, 80830, 93220, 108230, 113162, 130508, 151522, 161660, 163135, 216460, 226324, 282905, 303044, 326270, 378805, 565810, 638557, 652540, 757610, 1131620, 1277114, 1515220, 2554228, 3192785, 4469899, 6385570, 8939798, 12771140, 17879596, 22349495, 44698990, 89397980]

約数ペア:

[(1, 89397980), (2, 44698990), (4, 22349495), (5, 17879596), (7, 12771140), (10, 8939798), (14, 6385570), (20, 4469899), (28, 3192785), (35, 2554228), (59, 1515220), (70, 1277114), (79, 1131620), (118, 757610), (137, 652540), (140, 638557), (158, 565810), (236, 378805), (274, 326270), (295, 303044), (316, 282905), (395, 226324), (413, 216460), (548, 163135), (553, 161660), (590, 151522), (685, 130508), (790, 113162), (826, 108230), (959, 93220), (1106, 80830), (1180, 75761), (1370, 65254), (1580, 56581), (1652, 54115), (1918, 46610), (2065, 43292), (2212, 40415), (2740, 32627), (2765, 32332), (3836, 23305), (4130, 21646), (4661, 19180), (4795, 18644), (5530, 16166), (8083, 11060), (8260, 10823), (9322, 9590)]