489238700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2311}}^1$

素因数の和:2427

約数の個数: 72

約数和(自身を含む): 1113782880

約数和(自身を除く): 624544180

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 73, 100, 116, 145, 146, 290, 292, 365, 580, 725, 730, 1450, 1460, 1825, 2117, 2311, 2900, 3650, 4234, 4622, 7300, 8468, 9244, 10585, 11555, 21170, 23110, 42340, 46220, 52925, 57775, 67019, 105850, 115550, 134038, 168703, 211700, 231100, 268076, 335095, 337406, 670190, 674812, 843515, 1340380, 1675475, 1687030, 3350950, 3374060, 4217575, 4892387, 6701900, 8435150, 9784774, 16870300, 19569548, 24461935, 48923870, 97847740, 122309675, 244619350, 489238700]

約数ペア:

[(1, 489238700), (2, 244619350), (4, 122309675), (5, 97847740), (10, 48923870), (20, 24461935), (25, 19569548), (29, 16870300), (50, 9784774), (58, 8435150), (73, 6701900), (100, 4892387), (116, 4217575), (145, 3374060), (146, 3350950), (290, 1687030), (292, 1675475), (365, 1340380), (580, 843515), (725, 674812), (730, 670190), (1450, 337406), (1460, 335095), (1825, 268076), (2117, 231100), (2311, 211700), (2900, 168703), (3650, 134038), (4234, 115550), (4622, 105850), (7300, 67019), (8468, 57775), (9244, 52925), (10585, 46220), (11555, 42340), (21170, 23110)]