77075020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18439}}^1$

素因数の和:18478

約数の個数: 48

約数和(自身を含む): 185875200

約数和(自身を除く): 108800180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 18439, 36878, 73756, 92195, 184390, 202829, 350341, 368780, 405658, 700682, 811316, 1014145, 1401364, 1751705, 2028290, 3503410, 3853751, 4056580, 7006820, 7707502, 15415004, 19268755, 38537510, 77075020]

約数ペア:

[(1, 77075020), (2, 38537510), (4, 19268755), (5, 15415004), (10, 7707502), (11, 7006820), (19, 4056580), (20, 3853751), (22, 3503410), (38, 2028290), (44, 1751705), (55, 1401364), (76, 1014145), (95, 811316), (110, 700682), (190, 405658), (209, 368780), (220, 350341), (380, 202829), (418, 184390), (836, 92195), (1045, 73756), (2090, 36878), (4180, 18439)]