81924700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 221798304

約数和(自身を除く): 139873604

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 25, 26, 34, 44, 50, 52, 55, 65, 68, 85, 100, 110, 130, 143, 170, 187, 220, 221, 260, 275, 286, 325, 337, 340, 374, 425, 442, 550, 572, 650, 674, 715, 748, 850, 884, 935, 1100, 1105, 1300, 1348, 1430, 1685, 1700, 1870, 2210, 2431, 2860, 3370, 3575, 3707, 3740, 4381, 4420, 4675, 4862, 5525, 5729, 6740, 7150, 7414, 8425, 8762, 9350, 9724, 11050, 11458, 12155, 14300, 14828, 16850, 17524, 18535, 18700, 21905, 22100, 22916, 24310, 28645, 33700, 37070, 43810, 48191, 48620, 57290, 60775, 63019, 74140, 74477, 87620, 92675, 96382, 109525, 114580, 121550, 126038, 143225, 148954, 185350, 192764, 219050, 240955, 243100, 252076, 286450, 297908, 315095, 370700, 372385, 438100, 481910, 572900, 630190, 744770, 819247, 963820, 1204775, 1260380, 1489540, 1575475, 1638494, 1861925, 2409550, 3150950, 3276988, 3723850, 4096235, 4819100, 6301900, 7447700, 8192470, 16384940, 20481175, 40962350, 81924700]

約数ペア:

[(1, 81924700), (2, 40962350), (4, 20481175), (5, 16384940), (10, 8192470), (11, 7447700), (13, 6301900), (17, 4819100), (20, 4096235), (22, 3723850), (25, 3276988), (26, 3150950), (34, 2409550), (44, 1861925), (50, 1638494), (52, 1575475), (55, 1489540), (65, 1260380), (68, 1204775), (85, 963820), (100, 819247), (110, 744770), (130, 630190), (143, 572900), (170, 481910), (187, 438100), (220, 372385), (221, 370700), (260, 315095), (275, 297908), (286, 286450), (325, 252076), (337, 243100), (340, 240955), (374, 219050), (425, 192764), (442, 185350), (550, 148954), (572, 143225), (650, 126038), (674, 121550), (715, 114580), (748, 109525), (850, 96382), (884, 92675), (935, 87620), (1100, 74477), (1105, 74140), (1300, 63019), (1348, 60775), (1430, 57290), (1685, 48620), (1700, 48191), (1870, 43810), (2210, 37070), (2431, 33700), (2860, 28645), (3370, 24310), (3575, 22916), (3707, 22100), (3740, 21905), (4381, 18700), (4420, 18535), (4675, 17524), (4862, 16850), (5525, 14828), (5729, 14300), (6740, 12155), (7150, 11458), (7414, 11050), (8425, 9724), (8762, 9350)]