31365961480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{157999}}^1$

素因数の和:158726

約数の個数: 64

約数和(自身を含む): 80769600000

約数和(自身を除く): 49403638520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 709, 1418, 2836, 3545, 4963, 5672, 7090, 9926, 14180, 19852, 24815, 28360, 39704, 49630, 99260, 157999, 198520, 315998, 631996, 789995, 1105993, 1263992, 1579990, 2211986, 3159980, 4423972, 5529965, 6319960, 8847944, 11059930, 22119860, 44239720, 112021291, 224042582, 448085164, 560106455, 784149037, 896170328, 1120212910, 1568298074, 2240425820, 3136596148, 3920745185, 4480851640, 6273192296, 7841490370, 15682980740, 31365961480]

約数ペア:

[(1, 31365961480), (2, 15682980740), (4, 7841490370), (5, 6273192296), (7, 4480851640), (8, 3920745185), (10, 3136596148), (14, 2240425820), (20, 1568298074), (28, 1120212910), (35, 896170328), (40, 784149037), (56, 560106455), (70, 448085164), (140, 224042582), (280, 112021291), (709, 44239720), (1418, 22119860), (2836, 11059930), (3545, 8847944), (4963, 6319960), (5672, 5529965), (7090, 4423972), (9926, 3159980), (14180, 2211986), (19852, 1579990), (24815, 1263992), (28360, 1105993), (39704, 789995), (49630, 631996), (99260, 315998), (157999, 198520)]