55965640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 133560000

約数和(自身を除く): 77594360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 211, 349, 380, 422, 698, 760, 844, 1055, 1396, 1688, 1745, 2110, 2792, 3490, 4009, 4220, 6631, 6980, 8018, 8440, 13262, 13960, 16036, 20045, 26524, 32072, 33155, 40090, 53048, 66310, 73639, 80180, 132620, 147278, 160360, 265240, 294556, 368195, 589112, 736390, 1399141, 1472780, 2798282, 2945560, 5596564, 6995705, 11193128, 13991410, 27982820, 55965640]

約数ペア:

[(1, 55965640), (2, 27982820), (4, 13991410), (5, 11193128), (8, 6995705), (10, 5596564), (19, 2945560), (20, 2798282), (38, 1472780), (40, 1399141), (76, 736390), (95, 589112), (152, 368195), (190, 294556), (211, 265240), (349, 160360), (380, 147278), (422, 132620), (698, 80180), (760, 73639), (844, 66310), (1055, 53048), (1396, 40090), (1688, 33155), (1745, 32072), (2110, 26524), (2792, 20045), (3490, 16036), (4009, 13960), (4220, 13262), (6631, 8440), (6980, 8018)]