129092200

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{9091}}^1$

素因数の和:9178

約数の個数: 48

約数和(自身を含む): 304400160

約数和(自身を除く): 175307960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 7100, 9091, 14200, 18182, 36364, 45455, 72728, 90910, 181820, 227275, 363640, 454550, 645461, 909100, 1290922, 1818200, 2581844, 3227305, 5163688, 6454610, 12909220, 16136525, 25818440, 32273050, 64546100, 129092200]

約数ペア:

[(1, 129092200), (2, 64546100), (4, 32273050), (5, 25818440), (8, 16136525), (10, 12909220), (20, 6454610), (25, 5163688), (40, 3227305), (50, 2581844), (71, 1818200), (100, 1290922), (142, 909100), (200, 645461), (284, 454550), (355, 363640), (568, 227275), (710, 181820), (1420, 90910), (1775, 72728), (2840, 45455), (3550, 36364), (7100, 18182), (9091, 14200)]