164366540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:987

約数の個数: 96

約数和(自身を含む): 403631424

約数和(自身を除く): 239264884

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 41, 52, 65, 68, 82, 85, 130, 164, 170, 205, 221, 260, 340, 410, 442, 533, 697, 820, 884, 907, 1066, 1105, 1394, 1814, 2132, 2210, 2665, 2788, 3485, 3628, 4420, 4535, 5330, 6970, 9061, 9070, 10660, 11791, 13940, 15419, 18122, 18140, 23582, 30838, 36244, 37187, 45305, 47164, 58955, 61676, 74374, 77095, 90610, 117910, 148748, 154190, 181220, 185935, 200447, 235820, 308380, 371870, 400894, 483431, 632179, 743740, 801788, 966862, 1002235, 1264358, 1933724, 2004470, 2417155, 2528716, 3160895, 4008940, 4834310, 6321790, 8218327, 9668620, 12643580, 16436654, 32873308, 41091635, 82183270, 164366540]

約数ペア:

[(1, 164366540), (2, 82183270), (4, 41091635), (5, 32873308), (10, 16436654), (13, 12643580), (17, 9668620), (20, 8218327), (26, 6321790), (34, 4834310), (41, 4008940), (52, 3160895), (65, 2528716), (68, 2417155), (82, 2004470), (85, 1933724), (130, 1264358), (164, 1002235), (170, 966862), (205, 801788), (221, 743740), (260, 632179), (340, 483431), (410, 400894), (442, 371870), (533, 308380), (697, 235820), (820, 200447), (884, 185935), (907, 181220), (1066, 154190), (1105, 148748), (1394, 117910), (1814, 90610), (2132, 77095), (2210, 74374), (2665, 61676), (2788, 58955), (3485, 47164), (3628, 45305), (4420, 37187), (4535, 36244), (5330, 30838), (6970, 23582), (9061, 18140), (9070, 18122), (10660, 15419), (11791, 13940)]