245099684420

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{647}}^1\times {\mathrm{105817}}^1$

素因数の和:106652

約数の個数: 48

約数和(自身を含む): 518389683840

約数和(自身を除く): 273289999420

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 647, 716, 895, 1294, 1790, 2588, 3235, 3580, 6470, 12940, 105817, 115813, 211634, 231626, 423268, 463252, 529085, 579065, 1058170, 1158130, 2116340, 2316260, 18941243, 37882486, 68463599, 75764972, 94706215, 136927198, 189412430, 273854396, 342317995, 378824860, 684635990, 1369271980, 12254984221, 24509968442, 49019936884, 61274921105, 122549842210, 245099684420]

約数ペア:

[(1, 245099684420), (2, 122549842210), (4, 61274921105), (5, 49019936884), (10, 24509968442), (20, 12254984221), (179, 1369271980), (358, 684635990), (647, 378824860), (716, 342317995), (895, 273854396), (1294, 189412430), (1790, 136927198), (2588, 94706215), (3235, 75764972), (3580, 68463599), (6470, 37882486), (12940, 18941243), (105817, 2316260), (115813, 2116340), (211634, 1158130), (231626, 1058170), (423268, 579065), (463252, 529085)]