88879780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13931}}^1$

素因数の和:13980

約数の個数: 48

約数和(自身を含む): 210651840

約数和(自身を除く): 121772060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 13931, 27862, 55724, 69655, 139310, 153241, 278620, 306482, 403999, 612964, 766205, 807998, 1532410, 1615996, 2019995, 3064820, 4039990, 4443989, 8079980, 8887978, 17775956, 22219945, 44439890, 88879780]

約数ペア:

[(1, 88879780), (2, 44439890), (4, 22219945), (5, 17775956), (10, 8887978), (11, 8079980), (20, 4443989), (22, 4039990), (29, 3064820), (44, 2019995), (55, 1615996), (58, 1532410), (110, 807998), (116, 766205), (145, 612964), (220, 403999), (290, 306482), (319, 278620), (580, 153241), (638, 139310), (1276, 69655), (1595, 55724), (3190, 27862), (6380, 13931)]