68569900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4259}}^1$

素因数の和:4303

約数の個数: 72

約数和(自身を含む): 177488640

約数和(自身を除く): 108918740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 4259, 8050, 8518, 16100, 17036, 21295, 29813, 42590, 59626, 85180, 97957, 106475, 119252, 149065, 195914, 212950, 298130, 391828, 425900, 489785, 596260, 685699, 745325, 979570, 1371398, 1490650, 1959140, 2448925, 2742796, 2981300, 3428495, 4897850, 6856990, 9795700, 13713980, 17142475, 34284950, 68569900]

約数ペア:

[(1, 68569900), (2, 34284950), (4, 17142475), (5, 13713980), (7, 9795700), (10, 6856990), (14, 4897850), (20, 3428495), (23, 2981300), (25, 2742796), (28, 2448925), (35, 1959140), (46, 1490650), (50, 1371398), (70, 979570), (92, 745325), (100, 685699), (115, 596260), (140, 489785), (161, 425900), (175, 391828), (230, 298130), (322, 212950), (350, 195914), (460, 149065), (575, 119252), (644, 106475), (700, 97957), (805, 85180), (1150, 59626), (1610, 42590), (2300, 29813), (3220, 21295), (4025, 17036), (4259, 16100), (8050, 8518)]