18118600

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^2$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 45223110

約数和(自身を除く): 27104510

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 73, 85, 100, 136, 146, 170, 200, 292, 340, 365, 425, 584, 680, 730, 850, 1241, 1460, 1700, 1825, 2482, 2920, 3400, 3650, 4964, 5329, 6205, 7300, 9928, 10658, 12410, 14600, 21316, 24820, 26645, 31025, 42632, 49640, 53290, 62050, 90593, 106580, 124100, 133225, 181186, 213160, 248200, 266450, 362372, 452965, 532900, 724744, 905930, 1065800, 1811860, 2264825, 3623720, 4529650, 9059300, 18118600]

約数ペア:

[(1, 18118600), (2, 9059300), (4, 4529650), (5, 3623720), (8, 2264825), (10, 1811860), (17, 1065800), (20, 905930), (25, 724744), (34, 532900), (40, 452965), (50, 362372), (68, 266450), (73, 248200), (85, 213160), (100, 181186), (136, 133225), (146, 124100), (170, 106580), (200, 90593), (292, 62050), (340, 53290), (365, 49640), (425, 42632), (584, 31025), (680, 26645), (730, 24820), (850, 21316), (1241, 14600), (1460, 12410), (1700, 10658), (1825, 9928), (2482, 7300), (2920, 6205), (3400, 5329), (3650, 4964)]