166859980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{38447}}^1$

素因数の和:38494

約数の個数: 48

約数和(自身を含む): 413392896

約数和(自身を除く): 246532916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 38447, 76894, 153788, 192235, 269129, 384470, 538258, 768940, 1076516, 1191857, 1345645, 2383714, 2691290, 4767428, 5382580, 5959285, 8342999, 11918570, 16685998, 23837140, 33371996, 41714995, 83429990, 166859980]

約数ペア:

[(1, 166859980), (2, 83429990), (4, 41714995), (5, 33371996), (7, 23837140), (10, 16685998), (14, 11918570), (20, 8342999), (28, 5959285), (31, 5382580), (35, 4767428), (62, 2691290), (70, 2383714), (124, 1345645), (140, 1191857), (155, 1076516), (217, 768940), (310, 538258), (434, 384470), (620, 269129), (868, 192235), (1085, 153788), (2170, 76894), (4340, 38447)]