66888080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3853}}^1$

素因数の和:3904

約数の個数: 80

約数和(自身を含む): 183512064

約数和(自身を除く): 116623984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 3853, 4340, 7706, 8680, 15412, 17360, 19265, 26971, 30824, 38530, 53942, 61648, 77060, 107884, 119443, 134855, 154120, 215768, 238886, 269710, 308240, 431536, 477772, 539420, 597215, 836101, 955544, 1078840, 1194430, 1672202, 1911088, 2157680, 2388860, 3344404, 4180505, 4777720, 6688808, 8361010, 9555440, 13377616, 16722020, 33444040, 66888080]

約数ペア:

[(1, 66888080), (2, 33444040), (4, 16722020), (5, 13377616), (7, 9555440), (8, 8361010), (10, 6688808), (14, 4777720), (16, 4180505), (20, 3344404), (28, 2388860), (31, 2157680), (35, 1911088), (40, 1672202), (56, 1194430), (62, 1078840), (70, 955544), (80, 836101), (112, 597215), (124, 539420), (140, 477772), (155, 431536), (217, 308240), (248, 269710), (280, 238886), (310, 215768), (434, 154120), (496, 134855), (560, 119443), (620, 107884), (868, 77060), (1085, 61648), (1240, 53942), (1736, 38530), (2170, 30824), (2480, 26971), (3472, 19265), (3853, 17360), (4340, 15412), (7706, 8680)]