51945200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7674

約数の個数: 60

約数和(自身を含む): 132156720

約数和(自身を除く): 80211520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 7639, 15278, 30556, 38195, 61112, 76390, 122224, 129863, 152780, 190975, 259726, 305560, 381950, 519452, 611120, 649315, 763900, 1038904, 1298630, 1527800, 2077808, 2597260, 3055600, 3246575, 5194520, 6493150, 10389040, 12986300, 25972600, 51945200]

約数ペア:

[(1, 51945200), (2, 25972600), (4, 12986300), (5, 10389040), (8, 6493150), (10, 5194520), (16, 3246575), (17, 3055600), (20, 2597260), (25, 2077808), (34, 1527800), (40, 1298630), (50, 1038904), (68, 763900), (80, 649315), (85, 611120), (100, 519452), (136, 381950), (170, 305560), (200, 259726), (272, 190975), (340, 152780), (400, 129863), (425, 122224), (680, 76390), (850, 61112), (1360, 38195), (1700, 30556), (3400, 15278), (6800, 7639)]