28070100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31189}}^1$

素因数の和:31209

約数の個数: 54

約数和(自身を含む): 87986990

約数和(自身を除く): 59916890

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 31189, 62378, 93567, 124756, 155945, 187134, 280701, 311890, 374268, 467835, 561402, 623780, 779725, 935670, 1122804, 1403505, 1559450, 1871340, 2339175, 2807010, 3118900, 4678350, 5614020, 7017525, 9356700, 14035050, 28070100]

約数ペア:

[(1, 28070100), (2, 14035050), (3, 9356700), (4, 7017525), (5, 5614020), (6, 4678350), (9, 3118900), (10, 2807010), (12, 2339175), (15, 1871340), (18, 1559450), (20, 1403505), (25, 1122804), (30, 935670), (36, 779725), (45, 623780), (50, 561402), (60, 467835), (75, 374268), (90, 311890), (100, 280701), (150, 187134), (180, 155945), (225, 124756), (300, 93567), (450, 62378), (900, 31189)]