2489495300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 5977617408

約数和(自身を除く): 3488122108

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 97, 100, 124, 155, 170, 194, 310, 340, 388, 425, 485, 487, 527, 620, 775, 850, 970, 974, 1054, 1550, 1649, 1700, 1940, 1948, 2108, 2425, 2435, 2635, 3007, 3100, 3298, 4850, 4870, 5270, 6014, 6596, 8245, 8279, 9700, 9740, 10540, 12028, 12175, 13175, 15035, 15097, 16490, 16558, 24350, 26350, 30070, 30194, 32980, 33116, 41225, 41395, 47239, 48700, 51119, 52700, 60140, 60388, 75175, 75485, 82450, 82790, 94478, 102238, 150350, 150970, 164900, 165580, 188956, 204476, 206975, 236195, 255595, 256649, 300700, 301940, 377425, 413950, 472390, 511190, 513298, 754850, 803063, 827900, 944780, 1022380, 1026596, 1180975, 1277975, 1283245, 1464409, 1509700, 1606126, 2361950, 2555950, 2566490, 2928818, 3212252, 4015315, 4723900, 5111900, 5132980, 5857636, 6416225, 7322045, 8030630, 12832450, 14644090, 16061260, 20076575, 24894953, 25664900, 29288180, 36610225, 40153150, 49789906, 73220450, 80306300, 99579812, 124474765, 146440900, 248949530, 497899060, 622373825, 1244747650, 2489495300]

約数ペア:

[(1, 2489495300), (2, 1244747650), (4, 622373825), (5, 497899060), (10, 248949530), (17, 146440900), (20, 124474765), (25, 99579812), (31, 80306300), (34, 73220450), (50, 49789906), (62, 40153150), (68, 36610225), (85, 29288180), (97, 25664900), (100, 24894953), (124, 20076575), (155, 16061260), (170, 14644090), (194, 12832450), (310, 8030630), (340, 7322045), (388, 6416225), (425, 5857636), (485, 5132980), (487, 5111900), (527, 4723900), (620, 4015315), (775, 3212252), (850, 2928818), (970, 2566490), (974, 2555950), (1054, 2361950), (1550, 1606126), (1649, 1509700), (1700, 1464409), (1940, 1283245), (1948, 1277975), (2108, 1180975), (2425, 1026596), (2435, 1022380), (2635, 944780), (3007, 827900), (3100, 803063), (3298, 754850), (4850, 513298), (4870, 511190), (5270, 472390), (6014, 413950), (6596, 377425), (8245, 301940), (8279, 300700), (9700, 256649), (9740, 255595), (10540, 236195), (12028, 206975), (12175, 204476), (13175, 188956), (15035, 165580), (15097, 164900), (16490, 150970), (16558, 150350), (24350, 102238), (26350, 94478), (30070, 82790), (30194, 82450), (32980, 75485), (33116, 75175), (41225, 60388), (41395, 60140), (47239, 52700), (48700, 51119)]