31999100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2727

約数の個数: 72

約数和(自身を含む): 84057120

約数和(自身を除く): 52058020

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 2380, 2689, 2975, 5378, 5950, 10756, 11900, 13445, 18823, 26890, 37646, 45713, 53780, 67225, 75292, 91426, 94115, 134450, 182852, 188230, 228565, 268900, 319991, 376460, 457130, 470575, 639982, 914260, 941150, 1142825, 1279964, 1599955, 1882300, 2285650, 3199910, 4571300, 6399820, 7999775, 15999550, 31999100]

約数ペア:

[(1, 31999100), (2, 15999550), (4, 7999775), (5, 6399820), (7, 4571300), (10, 3199910), (14, 2285650), (17, 1882300), (20, 1599955), (25, 1279964), (28, 1142825), (34, 941150), (35, 914260), (50, 639982), (68, 470575), (70, 457130), (85, 376460), (100, 319991), (119, 268900), (140, 228565), (170, 188230), (175, 182852), (238, 134450), (340, 94115), (350, 91426), (425, 75292), (476, 67225), (595, 53780), (700, 45713), (850, 37646), (1190, 26890), (1700, 18823), (2380, 13445), (2689, 11900), (2975, 10756), (5378, 5950)]