64281700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{701}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 160864704

約数和(自身を除く): 96583004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 131, 140, 175, 262, 350, 524, 655, 700, 701, 917, 1310, 1402, 1834, 2620, 2804, 3275, 3505, 3668, 4585, 4907, 6550, 7010, 9170, 9814, 13100, 14020, 17525, 18340, 19628, 22925, 24535, 35050, 45850, 49070, 70100, 91700, 91831, 98140, 122675, 183662, 245350, 367324, 459155, 490700, 642817, 918310, 1285634, 1836620, 2295775, 2571268, 3214085, 4591550, 6428170, 9183100, 12856340, 16070425, 32140850, 64281700]

約数ペア:

[(1, 64281700), (2, 32140850), (4, 16070425), (5, 12856340), (7, 9183100), (10, 6428170), (14, 4591550), (20, 3214085), (25, 2571268), (28, 2295775), (35, 1836620), (50, 1285634), (70, 918310), (100, 642817), (131, 490700), (140, 459155), (175, 367324), (262, 245350), (350, 183662), (524, 122675), (655, 98140), (700, 91831), (701, 91700), (917, 70100), (1310, 49070), (1402, 45850), (1834, 35050), (2620, 24535), (2804, 22925), (3275, 19628), (3505, 18340), (3668, 17525), (4585, 14020), (4907, 13100), (6550, 9814), (7010, 9170)]