28021050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{853}}^1$

素因数の和:944

約数の個数: 72

約数和(自身を含む): 76403964

約数和(自身を除く): 48382914

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 73, 75, 90, 146, 150, 219, 225, 365, 438, 450, 657, 730, 853, 1095, 1314, 1706, 1825, 2190, 2559, 3285, 3650, 4265, 5118, 5475, 6570, 7677, 8530, 10950, 12795, 15354, 16425, 21325, 25590, 32850, 38385, 42650, 62269, 63975, 76770, 124538, 127950, 186807, 191925, 311345, 373614, 383850, 560421, 622690, 934035, 1120842, 1556725, 1868070, 2802105, 3113450, 4670175, 5604210, 9340350, 14010525, 28021050]

約数ペア:

[(1, 28021050), (2, 14010525), (3, 9340350), (5, 5604210), (6, 4670175), (9, 3113450), (10, 2802105), (15, 1868070), (18, 1556725), (25, 1120842), (30, 934035), (45, 622690), (50, 560421), (73, 383850), (75, 373614), (90, 311345), (146, 191925), (150, 186807), (219, 127950), (225, 124538), (365, 76770), (438, 63975), (450, 62269), (657, 42650), (730, 38385), (853, 32850), (1095, 25590), (1314, 21325), (1706, 16425), (1825, 15354), (2190, 12795), (2559, 10950), (3285, 8530), (3650, 7677), (4265, 6570), (5118, 5475)]