88890580

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 192689280

約数和(自身を除く): 103798700

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 590, 710, 1061, 1180, 1420, 2122, 4189, 4244, 5305, 8378, 10610, 16756, 20945, 21220, 41890, 62599, 75331, 83780, 125198, 150662, 250396, 301324, 312995, 376655, 625990, 753310, 1251980, 1506620, 4444529, 8889058, 17778116, 22222645, 44445290, 88890580]

約数ペア:

[(1, 88890580), (2, 44445290), (4, 22222645), (5, 17778116), (10, 8889058), (20, 4444529), (59, 1506620), (71, 1251980), (118, 753310), (142, 625990), (236, 376655), (284, 312995), (295, 301324), (355, 250396), (590, 150662), (710, 125198), (1061, 83780), (1180, 75331), (1420, 62599), (2122, 41890), (4189, 21220), (4244, 20945), (5305, 16756), (8378, 10610)]