142321000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4643

約数の個数: 64

約数和(自身を含む): 343848960

約数和(自身を除く): 201527960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 775, 1000, 1240, 1550, 3100, 3875, 4591, 6200, 7750, 9182, 15500, 18364, 22955, 31000, 36728, 45910, 91820, 114775, 142321, 183640, 229550, 284642, 459100, 569284, 573875, 711605, 918200, 1138568, 1147750, 1423210, 2295500, 2846420, 3558025, 4591000, 5692840, 7116050, 14232100, 17790125, 28464200, 35580250, 71160500, 142321000]

約数ペア:

[(1, 142321000), (2, 71160500), (4, 35580250), (5, 28464200), (8, 17790125), (10, 14232100), (20, 7116050), (25, 5692840), (31, 4591000), (40, 3558025), (50, 2846420), (62, 2295500), (100, 1423210), (124, 1147750), (125, 1138568), (155, 918200), (200, 711605), (248, 573875), (250, 569284), (310, 459100), (500, 284642), (620, 229550), (775, 183640), (1000, 142321), (1240, 114775), (1550, 91820), (3100, 45910), (3875, 36728), (4591, 31000), (6200, 22955), (7750, 18364), (9182, 15500)]