65103040

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{523}}^1$

素因数の和:929

約数の個数: 56

約数和(自身を含む): 155722320

約数和(自身を除く): 90619280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 523, 778, 1046, 1556, 1945, 2092, 2615, 3112, 3890, 4184, 5230, 6224, 7780, 8368, 10460, 12448, 15560, 16736, 20920, 24896, 31120, 33472, 41840, 62240, 83680, 124480, 167360, 203447, 406894, 813788, 1017235, 1627576, 2034470, 3255152, 4068940, 6510304, 8137880, 13020608, 16275760, 32551520, 65103040]

約数ペア:

[(1, 65103040), (2, 32551520), (4, 16275760), (5, 13020608), (8, 8137880), (10, 6510304), (16, 4068940), (20, 3255152), (32, 2034470), (40, 1627576), (64, 1017235), (80, 813788), (160, 406894), (320, 203447), (389, 167360), (523, 124480), (778, 83680), (1046, 62240), (1556, 41840), (1945, 33472), (2092, 31120), (2615, 24896), (3112, 20920), (3890, 16736), (4184, 15560), (5230, 12448), (6224, 10460), (7780, 8368)]