81030950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1619}}^1$

素因数の和:1662

約数の個数: 96

約数和(自身を含む): 202487040

約数和(自身を除く): 121456090

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 25, 26, 35, 50, 55, 65, 70, 77, 91, 110, 130, 143, 154, 175, 182, 275, 286, 325, 350, 385, 455, 550, 650, 715, 770, 910, 1001, 1430, 1619, 1925, 2002, 2275, 3238, 3575, 3850, 4550, 5005, 7150, 8095, 10010, 11333, 16190, 17809, 21047, 22666, 25025, 35618, 40475, 42094, 50050, 56665, 80950, 89045, 105235, 113330, 124663, 147329, 178090, 210470, 231517, 249326, 283325, 294658, 445225, 463034, 526175, 566650, 623315, 736645, 890450, 1052350, 1157585, 1246630, 1473290, 1620619, 2315170, 3116575, 3241238, 3683225, 5787925, 6233150, 7366450, 8103095, 11575850, 16206190, 40515475, 81030950]

約数ペア:

[(1, 81030950), (2, 40515475), (5, 16206190), (7, 11575850), (10, 8103095), (11, 7366450), (13, 6233150), (14, 5787925), (22, 3683225), (25, 3241238), (26, 3116575), (35, 2315170), (50, 1620619), (55, 1473290), (65, 1246630), (70, 1157585), (77, 1052350), (91, 890450), (110, 736645), (130, 623315), (143, 566650), (154, 526175), (175, 463034), (182, 445225), (275, 294658), (286, 283325), (325, 249326), (350, 231517), (385, 210470), (455, 178090), (550, 147329), (650, 124663), (715, 113330), (770, 105235), (910, 89045), (1001, 80950), (1430, 56665), (1619, 50050), (1925, 42094), (2002, 40475), (2275, 35618), (3238, 25025), (3575, 22666), (3850, 21047), (4550, 17809), (5005, 16190), (7150, 11333), (8095, 10010)]