72489791816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:1039

約数の個数: 128

約数和(自身を含む): 151943299200

約数和(自身を除く): 79453507384

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 137, 172, 179, 274, 344, 358, 548, 559, 661, 716, 1096, 1118, 1322, 1432, 1781, 2236, 2327, 2644, 3562, 4472, 4654, 5288, 5891, 7124, 7697, 8593, 9308, 11782, 14248, 15394, 17186, 18616, 23564, 24523, 28423, 30788, 34372, 47128, 49046, 56846, 61576, 68744, 76583, 90557, 98092, 100061, 113692, 118319, 153166, 181114, 196184, 200122, 227384, 236638, 306332, 318799, 362228, 369499, 400244, 473276, 612664, 637598, 724456, 738998, 800488, 946552, 1054489, 1177241, 1275196, 1477996, 1538147, 2108978, 2354482, 2550392, 2955992, 3076294, 3893951, 4217956, 4708964, 5087717, 6152588, 7787902, 8435912, 9417928, 10175434, 12305176, 13708357, 15575804, 16209703, 20350868, 27416714, 31151608, 32419406, 40701736, 50621363, 54833428, 64838812, 66140321, 101242726, 109666856, 129677624, 132280642, 202485452, 210726139, 264561284, 404970904, 421452278, 529122568, 697017229, 842904556, 1394034458, 1685809112, 2788068916, 5576137832, 9061223977, 18122447954, 36244895908, 72489791816]

約数ペア:

[(1, 72489791816), (2, 36244895908), (4, 18122447954), (8, 9061223977), (13, 5576137832), (26, 2788068916), (43, 1685809112), (52, 1394034458), (86, 842904556), (104, 697017229), (137, 529122568), (172, 421452278), (179, 404970904), (274, 264561284), (344, 210726139), (358, 202485452), (548, 132280642), (559, 129677624), (661, 109666856), (716, 101242726), (1096, 66140321), (1118, 64838812), (1322, 54833428), (1432, 50621363), (1781, 40701736), (2236, 32419406), (2327, 31151608), (2644, 27416714), (3562, 20350868), (4472, 16209703), (4654, 15575804), (5288, 13708357), (5891, 12305176), (7124, 10175434), (7697, 9417928), (8593, 8435912), (9308, 7787902), (11782, 6152588), (14248, 5087717), (15394, 4708964), (17186, 4217956), (18616, 3893951), (23564, 3076294), (24523, 2955992), (28423, 2550392), (30788, 2354482), (34372, 2108978), (47128, 1538147), (49046, 1477996), (56846, 1275196), (61576, 1177241), (68744, 1054489), (76583, 946552), (90557, 800488), (98092, 738998), (100061, 724456), (113692, 637598), (118319, 612664), (153166, 473276), (181114, 400244), (196184, 369499), (200122, 362228), (227384, 318799), (236638, 306332)]