201691750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 409893120

約数和(自身を除く): 208201370

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 229, 250, 271, 325, 458, 542, 650, 1145, 1355, 1625, 2290, 2710, 2977, 3250, 3523, 5725, 5954, 6775, 7046, 11450, 13550, 14885, 17615, 28625, 29770, 33875, 35230, 57250, 62059, 67750, 74425, 88075, 124118, 148850, 176150, 310295, 372125, 440375, 620590, 744250, 806767, 880750, 1551475, 1613534, 3102950, 4033835, 7757375, 8067670, 15514750, 20169175, 40338350, 100845875, 201691750]

約数ペア:

[(1, 201691750), (2, 100845875), (5, 40338350), (10, 20169175), (13, 15514750), (25, 8067670), (26, 7757375), (50, 4033835), (65, 3102950), (125, 1613534), (130, 1551475), (229, 880750), (250, 806767), (271, 744250), (325, 620590), (458, 440375), (542, 372125), (650, 310295), (1145, 176150), (1355, 148850), (1625, 124118), (2290, 88075), (2710, 74425), (2977, 67750), (3250, 62059), (3523, 57250), (5725, 35230), (5954, 33875), (6775, 29770), (7046, 28625), (11450, 17615), (13550, 14885)]