172179952

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 398260224

約数和(自身を除く): 226080272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 101, 112, 124, 202, 217, 248, 404, 434, 491, 496, 707, 808, 868, 982, 1414, 1616, 1736, 1964, 2828, 3131, 3437, 3472, 3928, 5656, 6262, 6874, 7856, 11312, 12524, 13748, 15221, 21917, 25048, 27496, 30442, 43834, 49591, 50096, 54992, 60884, 87668, 99182, 106547, 121768, 175336, 198364, 213094, 243536, 347137, 350672, 396728, 426188, 694274, 793456, 852376, 1388548, 1537321, 1704752, 2777096, 3074642, 5554192, 6149284, 10761247, 12298568, 21522494, 24597136, 43044988, 86089976, 172179952]

約数ペア:

[(1, 172179952), (2, 86089976), (4, 43044988), (7, 24597136), (8, 21522494), (14, 12298568), (16, 10761247), (28, 6149284), (31, 5554192), (56, 3074642), (62, 2777096), (101, 1704752), (112, 1537321), (124, 1388548), (202, 852376), (217, 793456), (248, 694274), (404, 426188), (434, 396728), (491, 350672), (496, 347137), (707, 243536), (808, 213094), (868, 198364), (982, 175336), (1414, 121768), (1616, 106547), (1736, 99182), (1964, 87668), (2828, 60884), (3131, 54992), (3437, 50096), (3472, 49591), (3928, 43834), (5656, 30442), (6262, 27496), (6874, 25048), (7856, 21917), (11312, 15221), (12524, 13748)]