72064190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 151865280

約数和(自身を除く): 79801090

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 89, 110, 170, 178, 187, 374, 433, 445, 866, 890, 935, 979, 1513, 1870, 1958, 2165, 3026, 4330, 4763, 4895, 7361, 7565, 9526, 9790, 14722, 15130, 16643, 23815, 33286, 36805, 38537, 47630, 73610, 77074, 80971, 83215, 161942, 166430, 192685, 385370, 404855, 423907, 655129, 809710, 847814, 1310258, 2119535, 3275645, 4239070, 6551290, 7206419, 14412838, 36032095, 72064190]

約数ペア:

[(1, 72064190), (2, 36032095), (5, 14412838), (10, 7206419), (11, 6551290), (17, 4239070), (22, 3275645), (34, 2119535), (55, 1310258), (85, 847814), (89, 809710), (110, 655129), (170, 423907), (178, 404855), (187, 385370), (374, 192685), (433, 166430), (445, 161942), (866, 83215), (890, 80971), (935, 77074), (979, 73610), (1513, 47630), (1870, 38537), (1958, 36805), (2165, 33286), (3026, 23815), (4330, 16643), (4763, 15130), (4895, 14722), (7361, 9790), (7565, 9526)]