226210100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1$

素因数の和:1785

約数の個数: 72

約数和(自身を含む): 518800128

約数和(自身を除く): 292590028

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 43, 50, 62, 86, 100, 124, 155, 172, 215, 310, 430, 620, 775, 860, 1075, 1333, 1550, 1697, 2150, 2666, 3100, 3394, 4300, 5332, 6665, 6788, 8485, 13330, 16970, 26660, 33325, 33940, 42425, 52607, 66650, 72971, 84850, 105214, 133300, 145942, 169700, 210428, 263035, 291884, 364855, 526070, 729710, 1052140, 1315175, 1459420, 1824275, 2262101, 2630350, 3648550, 4524202, 5260700, 7297100, 9048404, 11310505, 22621010, 45242020, 56552525, 113105050, 226210100]

約数ペア:

[(1, 226210100), (2, 113105050), (4, 56552525), (5, 45242020), (10, 22621010), (20, 11310505), (25, 9048404), (31, 7297100), (43, 5260700), (50, 4524202), (62, 3648550), (86, 2630350), (100, 2262101), (124, 1824275), (155, 1459420), (172, 1315175), (215, 1052140), (310, 729710), (430, 526070), (620, 364855), (775, 291884), (860, 263035), (1075, 210428), (1333, 169700), (1550, 145942), (1697, 133300), (2150, 105214), (2666, 84850), (3100, 72971), (3394, 66650), (4300, 52607), (5332, 42425), (6665, 33940), (6788, 33325), (8485, 26660), (13330, 16970)]