42408100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1357

約数の個数: 72

約数和(自身を含む): 107493120

約数和(自身を除く): 65085020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 329, 350, 470, 658, 700, 940, 1175, 1289, 1316, 1645, 2350, 2578, 3290, 4700, 5156, 6445, 6580, 8225, 9023, 12890, 16450, 18046, 25780, 32225, 32900, 36092, 45115, 60583, 64450, 90230, 121166, 128900, 180460, 225575, 242332, 302915, 424081, 451150, 605830, 848162, 902300, 1211660, 1514575, 1696324, 2120405, 3029150, 4240810, 6058300, 8481620, 10602025, 21204050, 42408100]

約数ペア:

[(1, 42408100), (2, 21204050), (4, 10602025), (5, 8481620), (7, 6058300), (10, 4240810), (14, 3029150), (20, 2120405), (25, 1696324), (28, 1514575), (35, 1211660), (47, 902300), (50, 848162), (70, 605830), (94, 451150), (100, 424081), (140, 302915), (175, 242332), (188, 225575), (235, 180460), (329, 128900), (350, 121166), (470, 90230), (658, 64450), (700, 60583), (940, 45115), (1175, 36092), (1289, 32900), (1316, 32225), (1645, 25780), (2350, 18046), (2578, 16450), (3290, 12890), (4700, 9023), (5156, 8225), (6445, 6580)]