193450000

素因数分解:

$2^4\times 5^5\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 483859656

約数和(自身を除く): 290409656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 73, 80, 100, 106, 125, 146, 200, 212, 250, 265, 292, 365, 400, 424, 500, 530, 584, 625, 730, 848, 1000, 1060, 1168, 1250, 1325, 1460, 1825, 2000, 2120, 2500, 2650, 2920, 3125, 3650, 3869, 4240, 5000, 5300, 5840, 6250, 6625, 7300, 7738, 9125, 10000, 10600, 12500, 13250, 14600, 15476, 18250, 19345, 21200, 25000, 26500, 29200, 30952, 33125, 36500, 38690, 45625, 50000, 53000, 61904, 66250, 73000, 77380, 91250, 96725, 106000, 132500, 146000, 154760, 165625, 182500, 193450, 228125, 265000, 309520, 331250, 365000, 386900, 456250, 483625, 530000, 662500, 730000, 773800, 912500, 967250, 1325000, 1547600, 1825000, 1934500, 2418125, 2650000, 3650000, 3869000, 4836250, 7738000, 9672500, 12090625, 19345000, 24181250, 38690000, 48362500, 96725000, 193450000]

約数ペア:

[(1, 193450000), (2, 96725000), (4, 48362500), (5, 38690000), (8, 24181250), (10, 19345000), (16, 12090625), (20, 9672500), (25, 7738000), (40, 4836250), (50, 3869000), (53, 3650000), (73, 2650000), (80, 2418125), (100, 1934500), (106, 1825000), (125, 1547600), (146, 1325000), (200, 967250), (212, 912500), (250, 773800), (265, 730000), (292, 662500), (365, 530000), (400, 483625), (424, 456250), (500, 386900), (530, 365000), (584, 331250), (625, 309520), (730, 265000), (848, 228125), (1000, 193450), (1060, 182500), (1168, 165625), (1250, 154760), (1325, 146000), (1460, 132500), (1825, 106000), (2000, 96725), (2120, 91250), (2500, 77380), (2650, 73000), (2920, 66250), (3125, 61904), (3650, 53000), (3869, 50000), (4240, 45625), (5000, 38690), (5300, 36500), (5840, 33125), (6250, 30952), (6625, 29200), (7300, 26500), (7738, 25000), (9125, 21200), (10000, 19345), (10600, 18250), (12500, 15476), (13250, 14600)]