164490160

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:1022

約数の個数: 80

約数和(自身を含む): 399652992

約数和(自身を除く): 235162832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 148, 185, 244, 296, 305, 370, 488, 592, 610, 740, 911, 976, 1220, 1480, 1822, 2257, 2440, 2960, 3644, 4514, 4555, 4880, 7288, 9028, 9110, 11285, 14576, 18056, 18220, 22570, 33707, 36112, 36440, 45140, 55571, 67414, 72880, 90280, 111142, 134828, 168535, 180560, 222284, 269656, 277855, 337070, 444568, 539312, 555710, 674140, 889136, 1111420, 1348280, 2056127, 2222840, 2696560, 4112254, 4445680, 8224508, 10280635, 16449016, 20561270, 32898032, 41122540, 82245080, 164490160]

約数ペア:

[(1, 164490160), (2, 82245080), (4, 41122540), (5, 32898032), (8, 20561270), (10, 16449016), (16, 10280635), (20, 8224508), (37, 4445680), (40, 4112254), (61, 2696560), (74, 2222840), (80, 2056127), (122, 1348280), (148, 1111420), (185, 889136), (244, 674140), (296, 555710), (305, 539312), (370, 444568), (488, 337070), (592, 277855), (610, 269656), (740, 222284), (911, 180560), (976, 168535), (1220, 134828), (1480, 111142), (1822, 90280), (2257, 72880), (2440, 67414), (2960, 55571), (3644, 45140), (4514, 36440), (4555, 36112), (4880, 33707), (7288, 22570), (9028, 18220), (9110, 18056), (11285, 14576)]