161541900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13807}}^1$

素因数の和:13840

約数の個数: 108

約数和(自身を含む): 545333152

約数和(自身を除く): 383791252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2925, 3900, 5850, 11700, 13807, 27614, 41421, 55228, 69035, 82842, 124263, 138070, 165684, 179491, 207105, 248526, 276140, 345175, 358982, 414210, 497052, 538473, 621315, 690350, 717964, 828420, 897455, 1035525, 1076946, 1242630, 1380700, 1615419, 1794910, 2071050, 2153892, 2485260, 2692365, 3106575, 3230838, 3589820, 4142100, 4487275, 5384730, 6213150, 6461676, 8077095, 8974550, 10769460, 12426300, 13461825, 16154190, 17949100, 26923650, 32308380, 40385475, 53847300, 80770950, 161541900]

約数ペア:

[(1, 161541900), (2, 80770950), (3, 53847300), (4, 40385475), (5, 32308380), (6, 26923650), (9, 17949100), (10, 16154190), (12, 13461825), (13, 12426300), (15, 10769460), (18, 8974550), (20, 8077095), (25, 6461676), (26, 6213150), (30, 5384730), (36, 4487275), (39, 4142100), (45, 3589820), (50, 3230838), (52, 3106575), (60, 2692365), (65, 2485260), (75, 2153892), (78, 2071050), (90, 1794910), (100, 1615419), (117, 1380700), (130, 1242630), (150, 1076946), (156, 1035525), (180, 897455), (195, 828420), (225, 717964), (234, 690350), (260, 621315), (300, 538473), (325, 497052), (390, 414210), (450, 358982), (468, 345175), (585, 276140), (650, 248526), (780, 207105), (900, 179491), (975, 165684), (1170, 138070), (1300, 124263), (1950, 82842), (2340, 69035), (2925, 55228), (3900, 41421), (5850, 27614), (11700, 13807)]