1289774512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 2749386528

約数和(自身を除く): 1459612016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 173, 208, 292, 346, 491, 584, 692, 949, 982, 1168, 1384, 1898, 1964, 2249, 2768, 3796, 3928, 4498, 6383, 7592, 7856, 8996, 12629, 12766, 15184, 17992, 25258, 25532, 35843, 35984, 50516, 51064, 71686, 84943, 101032, 102128, 143372, 164177, 169886, 202064, 286744, 328354, 339772, 465959, 573488, 656708, 679544, 931918, 1104259, 1313416, 1359088, 1863836, 2208518, 2626832, 3727672, 4417036, 6200839, 7455344, 8834072, 12401678, 17668144, 24803356, 49606712, 80610907, 99213424, 161221814, 322443628, 644887256, 1289774512]

約数ペア:

[(1, 1289774512), (2, 644887256), (4, 322443628), (8, 161221814), (13, 99213424), (16, 80610907), (26, 49606712), (52, 24803356), (73, 17668144), (104, 12401678), (146, 8834072), (173, 7455344), (208, 6200839), (292, 4417036), (346, 3727672), (491, 2626832), (584, 2208518), (692, 1863836), (949, 1359088), (982, 1313416), (1168, 1104259), (1384, 931918), (1898, 679544), (1964, 656708), (2249, 573488), (2768, 465959), (3796, 339772), (3928, 328354), (4498, 286744), (6383, 202064), (7592, 169886), (7856, 164177), (8996, 143372), (12629, 102128), (12766, 101032), (15184, 84943), (17992, 71686), (25258, 51064), (25532, 50516), (35843, 35984)]