81744160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{733}}^1$

素因数の和:806

約数の個数: 96

約数和(自身を含む): 209753712

約数和(自身を除く): 128009552

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 272, 328, 340, 410, 544, 656, 680, 697, 733, 820, 1312, 1360, 1394, 1466, 1640, 2720, 2788, 2932, 3280, 3485, 3665, 5576, 5864, 6560, 6970, 7330, 11152, 11728, 12461, 13940, 14660, 22304, 23456, 24922, 27880, 29320, 30053, 49844, 55760, 58640, 60106, 62305, 99688, 111520, 117280, 120212, 124610, 150265, 199376, 240424, 249220, 300530, 398752, 480848, 498440, 510901, 601060, 961696, 996880, 1021802, 1202120, 1993760, 2043604, 2404240, 2554505, 4087208, 4808480, 5109010, 8174416, 10218020, 16348832, 20436040, 40872080, 81744160]

約数ペア:

[(1, 81744160), (2, 40872080), (4, 20436040), (5, 16348832), (8, 10218020), (10, 8174416), (16, 5109010), (17, 4808480), (20, 4087208), (32, 2554505), (34, 2404240), (40, 2043604), (41, 1993760), (68, 1202120), (80, 1021802), (82, 996880), (85, 961696), (136, 601060), (160, 510901), (164, 498440), (170, 480848), (205, 398752), (272, 300530), (328, 249220), (340, 240424), (410, 199376), (544, 150265), (656, 124610), (680, 120212), (697, 117280), (733, 111520), (820, 99688), (1312, 62305), (1360, 60106), (1394, 58640), (1466, 55760), (1640, 49844), (2720, 30053), (2788, 29320), (2932, 27880), (3280, 24922), (3485, 23456), (3665, 22304), (5576, 14660), (5864, 13940), (6560, 12461), (6970, 11728), (7330, 11152)]