201954675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 363254528

約数和(自身を除く): 161299853

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 103, 195, 309, 325, 515, 975, 1339, 1545, 2011, 2575, 4017, 6033, 6695, 7725, 10055, 20085, 26143, 30165, 33475, 50275, 78429, 100425, 130715, 150825, 207133, 392145, 621399, 653575, 1035665, 1960725, 2692729, 3106995, 5178325, 8078187, 13463645, 15534975, 40390935, 67318225, 201954675]

約数ペア:

[(1, 201954675), (3, 67318225), (5, 40390935), (13, 15534975), (15, 13463645), (25, 8078187), (39, 5178325), (65, 3106995), (75, 2692729), (103, 1960725), (195, 1035665), (309, 653575), (325, 621399), (515, 392145), (975, 207133), (1339, 150825), (1545, 130715), (2011, 100425), (2575, 78429), (4017, 50275), (6033, 33475), (6695, 30165), (7725, 26143), (10055, 20085)]