82703920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 208549152

約数和(自身を除く): 125845232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 281, 283, 520, 562, 566, 1040, 1124, 1132, 1405, 1415, 2248, 2264, 2810, 2830, 3653, 3679, 4496, 4528, 5620, 5660, 7306, 7358, 11240, 11320, 14612, 14716, 18265, 18395, 22480, 22640, 29224, 29432, 36530, 36790, 58448, 58864, 73060, 73580, 79523, 146120, 147160, 159046, 292240, 294320, 318092, 397615, 636184, 795230, 1033799, 1272368, 1590460, 2067598, 3180920, 4135196, 5168995, 6361840, 8270392, 10337990, 16540784, 20675980, 41351960, 82703920]

約数ペア:

[(1, 82703920), (2, 41351960), (4, 20675980), (5, 16540784), (8, 10337990), (10, 8270392), (13, 6361840), (16, 5168995), (20, 4135196), (26, 3180920), (40, 2067598), (52, 1590460), (65, 1272368), (80, 1033799), (104, 795230), (130, 636184), (208, 397615), (260, 318092), (281, 294320), (283, 292240), (520, 159046), (562, 147160), (566, 146120), (1040, 79523), (1124, 73580), (1132, 73060), (1405, 58864), (1415, 58448), (2248, 36790), (2264, 36530), (2810, 29432), (2830, 29224), (3653, 22640), (3679, 22480), (4496, 18395), (4528, 18265), (5620, 14716), (5660, 14612), (7306, 11320), (7358, 11240)]