131493232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:986

約数の個数: 80

約数和(自身を含む): 297918432

約数和(自身を除く): 166425200

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 208, 221, 272, 328, 442, 533, 656, 697, 884, 907, 1066, 1394, 1768, 1814, 2132, 2788, 3536, 3628, 4264, 5576, 7256, 8528, 9061, 11152, 11791, 14512, 15419, 18122, 23582, 30838, 36244, 37187, 47164, 61676, 72488, 74374, 94328, 123352, 144976, 148748, 188656, 200447, 246704, 297496, 400894, 483431, 594992, 632179, 801788, 966862, 1264358, 1603576, 1933724, 2528716, 3207152, 3867448, 5057432, 7734896, 8218327, 10114864, 16436654, 32873308, 65746616, 131493232]

約数ペア:

[(1, 131493232), (2, 65746616), (4, 32873308), (8, 16436654), (13, 10114864), (16, 8218327), (17, 7734896), (26, 5057432), (34, 3867448), (41, 3207152), (52, 2528716), (68, 1933724), (82, 1603576), (104, 1264358), (136, 966862), (164, 801788), (208, 632179), (221, 594992), (272, 483431), (328, 400894), (442, 297496), (533, 246704), (656, 200447), (697, 188656), (884, 148748), (907, 144976), (1066, 123352), (1394, 94328), (1768, 74374), (1814, 72488), (2132, 61676), (2788, 47164), (3536, 37187), (3628, 36244), (4264, 30838), (5576, 23582), (7256, 18122), (8528, 15419), (9061, 14512), (11152, 11791)]