52156880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21031}}^1$

素因数の和:21075

約数の個数: 40

約数和(自身を含む): 125182464

約数和(自身を除く): 73025584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21031, 42062, 84124, 105155, 168248, 210310, 336496, 420620, 651961, 841240, 1303922, 1682480, 2607844, 3259805, 5215688, 6519610, 10431376, 13039220, 26078440, 52156880]

約数ペア:

[(1, 52156880), (2, 26078440), (4, 13039220), (5, 10431376), (8, 6519610), (10, 5215688), (16, 3259805), (20, 2607844), (31, 1682480), (40, 1303922), (62, 841240), (80, 651961), (124, 420620), (155, 336496), (248, 210310), (310, 168248), (496, 105155), (620, 84124), (1240, 42062), (2480, 21031)]