72623780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 156873024

約数和(自身を除く): 84249244

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 131, 212, 262, 265, 523, 524, 530, 655, 1046, 1060, 1310, 2092, 2615, 2620, 5230, 6943, 10460, 13886, 27719, 27772, 34715, 55438, 68513, 69430, 110876, 137026, 138595, 138860, 274052, 277190, 342565, 554380, 685130, 1370260, 3631189, 7262378, 14524756, 18155945, 36311890, 72623780]

約数ペア:

[(1, 72623780), (2, 36311890), (4, 18155945), (5, 14524756), (10, 7262378), (20, 3631189), (53, 1370260), (106, 685130), (131, 554380), (212, 342565), (262, 277190), (265, 274052), (523, 138860), (524, 138595), (530, 137026), (655, 110876), (1046, 69430), (1060, 68513), (1310, 55438), (2092, 34715), (2615, 27772), (2620, 27719), (5230, 13886), (6943, 10460)]