12987079300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{613}}^1$

素因数の和:1062

約数の個数: 144

約数和(自身を含む): 31188351040

約数和(自身を除く): 18201271740

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 379, 430, 559, 613, 650, 758, 860, 1075, 1118, 1226, 1300, 1516, 1895, 2150, 2236, 2452, 2795, 3065, 3790, 4300, 4927, 5590, 6130, 7580, 7969, 9475, 9854, 11180, 12260, 13975, 15325, 15938, 16297, 18950, 19708, 24635, 26359, 27950, 30650, 31876, 32594, 37900, 39845, 49270, 52718, 55900, 61300, 65188, 79690, 81485, 98540, 105436, 123175, 131795, 159380, 162970, 199225, 211861, 232327, 246350, 263590, 325940, 342667, 398450, 407425, 423722, 464654, 492700, 527180, 658975, 685334, 796900, 814850, 847444, 929308, 1059305, 1161635, 1317950, 1370668, 1629700, 1713335, 2118610, 2323270, 2635900, 3020251, 3426670, 4237220, 4646540, 5296525, 5808175, 6040502, 6853340, 8566675, 9990061, 10593050, 11616350, 12081004, 15101255, 17133350, 19980122, 21186100, 23232700, 30202510, 34266700, 39960244, 49950305, 60405020, 75506275, 99900610, 129870793, 151012550, 199801220, 249751525, 259741586, 302025100, 499503050, 519483172, 649353965, 999006100, 1298707930, 2597415860, 3246769825, 6493539650, 12987079300]

約数ペア:

[(1, 12987079300), (2, 6493539650), (4, 3246769825), (5, 2597415860), (10, 1298707930), (13, 999006100), (20, 649353965), (25, 519483172), (26, 499503050), (43, 302025100), (50, 259741586), (52, 249751525), (65, 199801220), (86, 151012550), (100, 129870793), (130, 99900610), (172, 75506275), (215, 60405020), (260, 49950305), (325, 39960244), (379, 34266700), (430, 30202510), (559, 23232700), (613, 21186100), (650, 19980122), (758, 17133350), (860, 15101255), (1075, 12081004), (1118, 11616350), (1226, 10593050), (1300, 9990061), (1516, 8566675), (1895, 6853340), (2150, 6040502), (2236, 5808175), (2452, 5296525), (2795, 4646540), (3065, 4237220), (3790, 3426670), (4300, 3020251), (4927, 2635900), (5590, 2323270), (6130, 2118610), (7580, 1713335), (7969, 1629700), (9475, 1370668), (9854, 1317950), (11180, 1161635), (12260, 1059305), (13975, 929308), (15325, 847444), (15938, 814850), (16297, 796900), (18950, 685334), (19708, 658975), (24635, 527180), (26359, 492700), (27950, 464654), (30650, 423722), (31876, 407425), (32594, 398450), (37900, 342667), (39845, 325940), (49270, 263590), (52718, 246350), (55900, 232327), (61300, 211861), (65188, 199225), (79690, 162970), (81485, 159380), (98540, 131795), (105436, 123175)]