161504190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61879}}^1$

素因数の和:61921

約数の個数: 48

約数和(自身を含む): 434397600

約数和(自身を除く): 272893410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 61879, 123758, 185637, 309395, 371274, 556911, 618790, 928185, 1113822, 1794491, 1856370, 2784555, 3588982, 5383473, 5569110, 8972455, 10766946, 16150419, 17944910, 26917365, 32300838, 53834730, 80752095, 161504190]

約数ペア:

[(1, 161504190), (2, 80752095), (3, 53834730), (5, 32300838), (6, 26917365), (9, 17944910), (10, 16150419), (15, 10766946), (18, 8972455), (29, 5569110), (30, 5383473), (45, 3588982), (58, 2784555), (87, 1856370), (90, 1794491), (145, 1113822), (174, 928185), (261, 618790), (290, 556911), (435, 371274), (522, 309395), (870, 185637), (1305, 123758), (2610, 61879)]