161045850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{21911}}^1$

素因数の和:21940

約数の個数: 72

約数和(自身を含む): 464622048

約数和(自身を除く): 303576198

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 7350, 21911, 43822, 65733, 109555, 131466, 153377, 219110, 306754, 328665, 460131, 547775, 657330, 766885, 920262, 1073639, 1095550, 1533770, 1643325, 2147278, 2300655, 3220917, 3286650, 3834425, 4601310, 5368195, 6441834, 7668850, 10736390, 11503275, 16104585, 23006550, 26840975, 32209170, 53681950, 80522925, 161045850]

約数ペア:

[(1, 161045850), (2, 80522925), (3, 53681950), (5, 32209170), (6, 26840975), (7, 23006550), (10, 16104585), (14, 11503275), (15, 10736390), (21, 7668850), (25, 6441834), (30, 5368195), (35, 4601310), (42, 3834425), (49, 3286650), (50, 3220917), (70, 2300655), (75, 2147278), (98, 1643325), (105, 1533770), (147, 1095550), (150, 1073639), (175, 920262), (210, 766885), (245, 657330), (294, 547775), (350, 460131), (490, 328665), (525, 306754), (735, 219110), (1050, 153377), (1225, 131466), (1470, 109555), (2450, 65733), (3675, 43822), (7350, 21911)]