139977400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 340692480

約数和(自身を除く): 200715080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 107, 124, 155, 200, 211, 214, 248, 310, 422, 428, 535, 620, 775, 844, 856, 1055, 1070, 1240, 1550, 1688, 2110, 2140, 2675, 3100, 3317, 4220, 4280, 5275, 5350, 6200, 6541, 6634, 8440, 10550, 10700, 13082, 13268, 16585, 21100, 21400, 22577, 26164, 26536, 32705, 33170, 42200, 45154, 52328, 65410, 66340, 82925, 90308, 112885, 130820, 132680, 163525, 165850, 180616, 225770, 261640, 327050, 331700, 451540, 564425, 654100, 663400, 699887, 903080, 1128850, 1308200, 1399774, 2257700, 2799548, 3499435, 4515400, 5599096, 6998870, 13997740, 17497175, 27995480, 34994350, 69988700, 139977400]

約数ペア:

[(1, 139977400), (2, 69988700), (4, 34994350), (5, 27995480), (8, 17497175), (10, 13997740), (20, 6998870), (25, 5599096), (31, 4515400), (40, 3499435), (50, 2799548), (62, 2257700), (100, 1399774), (107, 1308200), (124, 1128850), (155, 903080), (200, 699887), (211, 663400), (214, 654100), (248, 564425), (310, 451540), (422, 331700), (428, 327050), (535, 261640), (620, 225770), (775, 180616), (844, 165850), (856, 163525), (1055, 132680), (1070, 130820), (1240, 112885), (1550, 90308), (1688, 82925), (2110, 66340), (2140, 65410), (2675, 52328), (3100, 45154), (3317, 42200), (4220, 33170), (4280, 32705), (5275, 26536), (5350, 26164), (6200, 22577), (6541, 21400), (6634, 21100), (8440, 16585), (10550, 13268), (10700, 13082)]