85520140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3359}}^1$

素因数の和:3454

約数の個数: 48

約数和(自身を含む): 191923200

約数和(自身を除く): 106403060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2546, 3359, 5092, 6365, 6718, 12730, 13436, 16795, 25460, 33590, 63821, 67180, 127642, 225053, 255284, 319105, 450106, 638210, 900212, 1125265, 1276420, 2250530, 4276007, 4501060, 8552014, 17104028, 21380035, 42760070, 85520140]

約数ペア:

[(1, 85520140), (2, 42760070), (4, 21380035), (5, 17104028), (10, 8552014), (19, 4501060), (20, 4276007), (38, 2250530), (67, 1276420), (76, 1125265), (95, 900212), (134, 638210), (190, 450106), (268, 319105), (335, 255284), (380, 225053), (670, 127642), (1273, 67180), (1340, 63821), (2546, 33590), (3359, 25460), (5092, 16795), (6365, 13436), (6718, 12730)]