19805462675

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{3181}}^1$

素因数の和:3408

約数の個数: 48

約数和(自身を含む): 25908913152

約数和(自身を除く): 6103450477

約数列:

[1, 5, 25, 37, 53, 127, 185, 265, 635, 925, 1325, 1961, 3175, 3181, 4699, 6731, 9805, 15905, 23495, 33655, 49025, 79525, 117475, 117697, 168275, 168593, 249047, 403987, 588485, 842965, 1245235, 2019935, 2942425, 4214825, 6226175, 6237941, 10099675, 14947519, 21411311, 31189705, 74737595, 107056555, 155948525, 373687975, 535282775, 792218507, 3961092535, 19805462675]

約数ペア:

[(1, 19805462675), (5, 3961092535), (25, 792218507), (37, 535282775), (53, 373687975), (127, 155948525), (185, 107056555), (265, 74737595), (635, 31189705), (925, 21411311), (1325, 14947519), (1961, 10099675), (3175, 6237941), (3181, 6226175), (4699, 4214825), (6731, 2942425), (9805, 2019935), (15905, 1245235), (23495, 842965), (33655, 588485), (49025, 403987), (79525, 249047), (117475, 168593), (117697, 168275)]