78400960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22273}}^1$

素因数の和:22301

約数の個数: 56

約数和(自身を含む): 203673456

約数和(自身を除く): 125272496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 22273, 44546, 89092, 111365, 178184, 222730, 245003, 356368, 445460, 490006, 712736, 890920, 980012, 1225015, 1425472, 1781840, 1960024, 2450030, 3563680, 3920048, 4900060, 7127360, 7840096, 9800120, 15680192, 19600240, 39200480, 78400960]

約数ペア:

[(1, 78400960), (2, 39200480), (4, 19600240), (5, 15680192), (8, 9800120), (10, 7840096), (11, 7127360), (16, 4900060), (20, 3920048), (22, 3563680), (32, 2450030), (40, 1960024), (44, 1781840), (55, 1425472), (64, 1225015), (80, 980012), (88, 890920), (110, 712736), (160, 490006), (176, 445460), (220, 356368), (320, 245003), (352, 222730), (440, 178184), (704, 111365), (880, 89092), (1760, 44546), (3520, 22273)]