262154960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3637}}^1$

素因数の和:3720

約数の個数: 80

約数和(自身を含む): 657721296

約数和(自身を除く): 395566336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 1060, 1360, 1802, 2120, 3604, 3637, 4240, 4505, 7208, 7274, 9010, 14416, 14548, 18020, 18185, 29096, 36040, 36370, 58192, 61829, 72080, 72740, 123658, 145480, 192761, 247316, 290960, 309145, 385522, 494632, 618290, 771044, 963805, 989264, 1236580, 1542088, 1927610, 2473160, 3084176, 3276937, 3855220, 4946320, 6553874, 7710440, 13107748, 15420880, 16384685, 26215496, 32769370, 52430992, 65538740, 131077480, 262154960]

約数ペア:

[(1, 262154960), (2, 131077480), (4, 65538740), (5, 52430992), (8, 32769370), (10, 26215496), (16, 16384685), (17, 15420880), (20, 13107748), (34, 7710440), (40, 6553874), (53, 4946320), (68, 3855220), (80, 3276937), (85, 3084176), (106, 2473160), (136, 1927610), (170, 1542088), (212, 1236580), (265, 989264), (272, 963805), (340, 771044), (424, 618290), (530, 494632), (680, 385522), (848, 309145), (901, 290960), (1060, 247316), (1360, 192761), (1802, 145480), (2120, 123658), (3604, 72740), (3637, 72080), (4240, 61829), (4505, 58192), (7208, 36370), (7274, 36040), (9010, 29096), (14416, 18185), (14548, 18020)]