139820512

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1163}}^1$

素因数の和:1220

約数の個数: 72

約数和(自身を含む): 315180936

約数和(自身を除く): 175360424

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 289, 416, 442, 544, 578, 884, 1156, 1163, 1768, 2312, 2326, 3536, 3757, 4624, 4652, 7072, 7514, 9248, 9304, 15028, 15119, 18608, 19771, 30056, 30238, 37216, 39542, 60112, 60476, 79084, 120224, 120952, 158168, 241904, 257023, 316336, 336107, 483808, 514046, 632672, 672214, 1028092, 1344428, 2056184, 2688856, 4112368, 4369391, 5377712, 8224736, 8738782, 10755424, 17477564, 34955128, 69910256, 139820512]

約数ペア:

[(1, 139820512), (2, 69910256), (4, 34955128), (8, 17477564), (13, 10755424), (16, 8738782), (17, 8224736), (26, 5377712), (32, 4369391), (34, 4112368), (52, 2688856), (68, 2056184), (104, 1344428), (136, 1028092), (208, 672214), (221, 632672), (272, 514046), (289, 483808), (416, 336107), (442, 316336), (544, 257023), (578, 241904), (884, 158168), (1156, 120952), (1163, 120224), (1768, 79084), (2312, 60476), (2326, 60112), (3536, 39542), (3757, 37216), (4624, 30238), (4652, 30056), (7072, 19771), (7514, 18608), (9248, 15119), (9304, 15028)]