42781160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 102211200

約数和(自身を除く): 59430040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 311, 362, 380, 622, 724, 760, 905, 1244, 1448, 1555, 1810, 2488, 3110, 3439, 3620, 5909, 6220, 6878, 7240, 11818, 12440, 13756, 17195, 23636, 27512, 29545, 34390, 47272, 56291, 59090, 68780, 112582, 118180, 137560, 225164, 236360, 281455, 450328, 562910, 1069529, 1125820, 2139058, 2251640, 4278116, 5347645, 8556232, 10695290, 21390580, 42781160]

約数ペア:

[(1, 42781160), (2, 21390580), (4, 10695290), (5, 8556232), (8, 5347645), (10, 4278116), (19, 2251640), (20, 2139058), (38, 1125820), (40, 1069529), (76, 562910), (95, 450328), (152, 281455), (181, 236360), (190, 225164), (311, 137560), (362, 118180), (380, 112582), (622, 68780), (724, 59090), (760, 56291), (905, 47272), (1244, 34390), (1448, 29545), (1555, 27512), (1810, 23636), (2488, 17195), (3110, 13756), (3439, 12440), (3620, 11818), (5909, 7240), (6220, 6878)]