213883400

素因数分解:

$2^3\times 5^2\times {\mathrm{727}}^1\times {\mathrm{1471}}^1$

素因数の和:2214

約数の個数: 48

約数和(自身を含む): 498301440

約数和(自身を除く): 284418040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 727, 1454, 1471, 2908, 2942, 3635, 5816, 5884, 7270, 7355, 11768, 14540, 14710, 18175, 29080, 29420, 36350, 36775, 58840, 72700, 73550, 145400, 147100, 294200, 1069417, 2138834, 4277668, 5347085, 8555336, 10694170, 21388340, 26735425, 42776680, 53470850, 106941700, 213883400]

約数ペア:

[(1, 213883400), (2, 106941700), (4, 53470850), (5, 42776680), (8, 26735425), (10, 21388340), (20, 10694170), (25, 8555336), (40, 5347085), (50, 4277668), (100, 2138834), (200, 1069417), (727, 294200), (1454, 147100), (1471, 145400), (2908, 73550), (2942, 72700), (3635, 58840), (5816, 36775), (5884, 36350), (7270, 29420), (7355, 29080), (11768, 18175), (14540, 14710)]