28498100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 66558240

約数和(自身を除く): 38060140

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 53, 76, 95, 100, 106, 190, 212, 265, 283, 380, 475, 530, 566, 950, 1007, 1060, 1132, 1325, 1415, 1900, 2014, 2650, 2830, 4028, 5035, 5300, 5377, 5660, 7075, 10070, 10754, 14150, 14999, 20140, 21508, 25175, 26885, 28300, 29998, 50350, 53770, 59996, 74995, 100700, 107540, 134425, 149990, 268850, 284981, 299980, 374975, 537700, 569962, 749950, 1139924, 1424905, 1499900, 2849810, 5699620, 7124525, 14249050, 28498100]

約数ペア:

[(1, 28498100), (2, 14249050), (4, 7124525), (5, 5699620), (10, 2849810), (19, 1499900), (20, 1424905), (25, 1139924), (38, 749950), (50, 569962), (53, 537700), (76, 374975), (95, 299980), (100, 284981), (106, 268850), (190, 149990), (212, 134425), (265, 107540), (283, 100700), (380, 74995), (475, 59996), (530, 53770), (566, 50350), (950, 29998), (1007, 28300), (1060, 26885), (1132, 25175), (1325, 21508), (1415, 20140), (1900, 14999), (2014, 14150), (2650, 10754), (2830, 10070), (4028, 7075), (5035, 5660), (5300, 5377)]