85277440

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3919}}^1$

素因数の和:3957

約数の個数: 72

約数和(自身を含む): 216336960

約数和(自身を除く): 131059520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 3919, 4352, 5440, 7838, 10880, 15676, 19595, 21760, 31352, 39190, 62704, 66623, 78380, 125408, 133246, 156760, 250816, 266492, 313520, 333115, 501632, 532984, 627040, 666230, 1003264, 1065968, 1254080, 1332460, 2131936, 2508160, 2664920, 4263872, 5016320, 5329840, 8527744, 10659680, 17055488, 21319360, 42638720, 85277440]

約数ペア:

[(1, 85277440), (2, 42638720), (4, 21319360), (5, 17055488), (8, 10659680), (10, 8527744), (16, 5329840), (17, 5016320), (20, 4263872), (32, 2664920), (34, 2508160), (40, 2131936), (64, 1332460), (68, 1254080), (80, 1065968), (85, 1003264), (128, 666230), (136, 627040), (160, 532984), (170, 501632), (256, 333115), (272, 313520), (320, 266492), (340, 250816), (544, 156760), (640, 133246), (680, 125408), (1088, 78380), (1280, 66623), (1360, 62704), (2176, 39190), (2720, 31352), (3919, 21760), (4352, 19595), (5440, 15676), (7838, 10880)]