38773100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 87994368

約数和(自身を除く): 49221268

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 71, 86, 100, 127, 142, 172, 215, 254, 284, 355, 430, 508, 635, 710, 860, 1075, 1270, 1420, 1775, 2150, 2540, 3053, 3175, 3550, 4300, 5461, 6106, 6350, 7100, 9017, 10922, 12212, 12700, 15265, 18034, 21844, 27305, 30530, 36068, 45085, 54610, 61060, 76325, 90170, 109220, 136525, 152650, 180340, 225425, 273050, 305300, 387731, 450850, 546100, 775462, 901700, 1550924, 1938655, 3877310, 7754620, 9693275, 19386550, 38773100]

約数ペア:

[(1, 38773100), (2, 19386550), (4, 9693275), (5, 7754620), (10, 3877310), (20, 1938655), (25, 1550924), (43, 901700), (50, 775462), (71, 546100), (86, 450850), (100, 387731), (127, 305300), (142, 273050), (172, 225425), (215, 180340), (254, 152650), (284, 136525), (355, 109220), (430, 90170), (508, 76325), (635, 61060), (710, 54610), (860, 45085), (1075, 36068), (1270, 30530), (1420, 27305), (1775, 21844), (2150, 18034), (2540, 15265), (3053, 12700), (3175, 12212), (3550, 10922), (4300, 9017), (5461, 7100), (6106, 6350)]