167661700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1117}}^1$

素因数の和:1229

約数の個数: 72

約数和(自身を含む): 388169600

約数和(自身を除く): 220507900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 79, 95, 100, 158, 190, 316, 380, 395, 475, 790, 950, 1117, 1501, 1580, 1900, 1975, 2234, 3002, 3950, 4468, 5585, 6004, 7505, 7900, 11170, 15010, 21223, 22340, 27925, 30020, 37525, 42446, 55850, 75050, 84892, 88243, 106115, 111700, 150100, 176486, 212230, 352972, 424460, 441215, 530575, 882430, 1061150, 1676617, 1764860, 2122300, 2206075, 3353234, 4412150, 6706468, 8383085, 8824300, 16766170, 33532340, 41915425, 83830850, 167661700]

約数ペア:

[(1, 167661700), (2, 83830850), (4, 41915425), (5, 33532340), (10, 16766170), (19, 8824300), (20, 8383085), (25, 6706468), (38, 4412150), (50, 3353234), (76, 2206075), (79, 2122300), (95, 1764860), (100, 1676617), (158, 1061150), (190, 882430), (316, 530575), (380, 441215), (395, 424460), (475, 352972), (790, 212230), (950, 176486), (1117, 150100), (1501, 111700), (1580, 106115), (1900, 88243), (1975, 84892), (2234, 75050), (3002, 55850), (3950, 42446), (4468, 37525), (5585, 30020), (6004, 27925), (7505, 22340), (7900, 21223), (11170, 15010)]