18245100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1075

約数の個数: 72

約数和(自身を含む): 53708368

約数和(自身を除く): 35463268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 61, 75, 100, 122, 150, 183, 244, 300, 305, 366, 610, 732, 915, 997, 1220, 1525, 1830, 1994, 2991, 3050, 3660, 3988, 4575, 4985, 5982, 6100, 9150, 9970, 11964, 14955, 18300, 19940, 24925, 29910, 49850, 59820, 60817, 74775, 99700, 121634, 149550, 182451, 243268, 299100, 304085, 364902, 608170, 729804, 912255, 1216340, 1520425, 1824510, 3040850, 3649020, 4561275, 6081700, 9122550, 18245100]

約数ペア:

[(1, 18245100), (2, 9122550), (3, 6081700), (4, 4561275), (5, 3649020), (6, 3040850), (10, 1824510), (12, 1520425), (15, 1216340), (20, 912255), (25, 729804), (30, 608170), (50, 364902), (60, 304085), (61, 299100), (75, 243268), (100, 182451), (122, 149550), (150, 121634), (183, 99700), (244, 74775), (300, 60817), (305, 59820), (366, 49850), (610, 29910), (732, 24925), (915, 19940), (997, 18300), (1220, 14955), (1525, 11964), (1830, 9970), (1994, 9150), (2991, 6100), (3050, 5982), (3660, 4985), (3988, 4575)]