27959800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 72316800

約数和(自身を除く): 44357000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 71, 88, 100, 110, 142, 179, 200, 220, 275, 284, 355, 358, 440, 550, 568, 710, 716, 781, 895, 1100, 1420, 1432, 1562, 1775, 1790, 1969, 2200, 2840, 3124, 3550, 3580, 3905, 3938, 4475, 6248, 7100, 7160, 7810, 7876, 8950, 9845, 12709, 14200, 15620, 15752, 17900, 19525, 19690, 25418, 31240, 35800, 39050, 39380, 49225, 50836, 63545, 78100, 78760, 98450, 101672, 127090, 139799, 156200, 196900, 254180, 279598, 317725, 393800, 508360, 559196, 635450, 698995, 1118392, 1270900, 1397990, 2541800, 2795980, 3494975, 5591960, 6989950, 13979900, 27959800]

約数ペア:

[(1, 27959800), (2, 13979900), (4, 6989950), (5, 5591960), (8, 3494975), (10, 2795980), (11, 2541800), (20, 1397990), (22, 1270900), (25, 1118392), (40, 698995), (44, 635450), (50, 559196), (55, 508360), (71, 393800), (88, 317725), (100, 279598), (110, 254180), (142, 196900), (179, 156200), (200, 139799), (220, 127090), (275, 101672), (284, 98450), (355, 78760), (358, 78100), (440, 63545), (550, 50836), (568, 49225), (710, 39380), (716, 39050), (781, 35800), (895, 31240), (1100, 25418), (1420, 19690), (1432, 19525), (1562, 17900), (1775, 15752), (1790, 15620), (1969, 14200), (2200, 12709), (2840, 9845), (3124, 8950), (3550, 7876), (3580, 7810), (3905, 7160), (3938, 7100), (4475, 6248)]