305300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 36

約数和(自身を含む): 687456

約数和(自身を除く): 382156

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 71, 86, 100, 142, 172, 215, 284, 355, 430, 710, 860, 1075, 1420, 1775, 2150, 3053, 3550, 4300, 6106, 7100, 12212, 15265, 30530, 61060, 76325, 152650, 305300]

約数ペア:

[(1, 305300), (2, 152650), (4, 76325), (5, 61060), (10, 30530), (20, 15265), (25, 12212), (43, 7100), (50, 6106), (71, 4300), (86, 3550), (100, 3053), (142, 2150), (172, 1775), (215, 1420), (284, 1075), (355, 860), (430, 710)]