17880052900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1297}}^1\times {\mathrm{4447}}^1$

素因数の和:5789

約数の個数: 72

約数和(自身を含む): 40091211776

約数和(自身を除く): 22211158876

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1297, 1550, 2594, 3100, 4447, 5188, 6485, 8894, 12970, 17788, 22235, 25940, 32425, 40207, 44470, 64850, 80414, 88940, 111175, 129700, 137857, 160828, 201035, 222350, 275714, 402070, 444700, 551428, 689285, 804140, 1005175, 1378570, 2010350, 2757140, 3446425, 4020700, 5767759, 6892850, 11535518, 13785700, 23071036, 28838795, 57677590, 115355180, 144193975, 178800529, 288387950, 357601058, 576775900, 715202116, 894002645, 1788005290, 3576010580, 4470013225, 8940026450, 17880052900]

約数ペア:

[(1, 17880052900), (2, 8940026450), (4, 4470013225), (5, 3576010580), (10, 1788005290), (20, 894002645), (25, 715202116), (31, 576775900), (50, 357601058), (62, 288387950), (100, 178800529), (124, 144193975), (155, 115355180), (310, 57677590), (620, 28838795), (775, 23071036), (1297, 13785700), (1550, 11535518), (2594, 6892850), (3100, 5767759), (4447, 4020700), (5188, 3446425), (6485, 2757140), (8894, 2010350), (12970, 1378570), (17788, 1005175), (22235, 804140), (25940, 689285), (32425, 551428), (40207, 444700), (44470, 402070), (64850, 275714), (80414, 222350), (88940, 201035), (111175, 160828), (129700, 137857)]