42415600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5581}}^1$

素因数の和:5618

約数の個数: 60

約数和(自身を含む): 107286040

約数和(自身を除く): 64870440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 5581, 7600, 11162, 22324, 27905, 44648, 55810, 89296, 106039, 111620, 139525, 212078, 223240, 279050, 424156, 446480, 530195, 558100, 848312, 1060390, 1116200, 1696624, 2120780, 2232400, 2650975, 4241560, 5301950, 8483120, 10603900, 21207800, 42415600]

約数ペア:

[(1, 42415600), (2, 21207800), (4, 10603900), (5, 8483120), (8, 5301950), (10, 4241560), (16, 2650975), (19, 2232400), (20, 2120780), (25, 1696624), (38, 1116200), (40, 1060390), (50, 848312), (76, 558100), (80, 530195), (95, 446480), (100, 424156), (152, 279050), (190, 223240), (200, 212078), (304, 139525), (380, 111620), (400, 106039), (475, 89296), (760, 55810), (950, 44648), (1520, 27905), (1900, 22324), (3800, 11162), (5581, 7600)]