212350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:180

約数の個数: 24

約数和(自身を含む): 410688

約数和(自身を除く): 198338

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 137, 155, 274, 310, 685, 775, 1370, 1550, 3425, 4247, 6850, 8494, 21235, 42470, 106175, 212350]

約数ペア:

[(1, 212350), (2, 106175), (5, 42470), (10, 21235), (25, 8494), (31, 6850), (50, 4247), (62, 3425), (137, 1550), (155, 1370), (274, 775), (310, 685)]