4001500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 8963136

約数和(自身を除く): 4961636

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 151, 212, 250, 265, 302, 500, 530, 604, 755, 1060, 1325, 1510, 2650, 3020, 3775, 5300, 6625, 7550, 8003, 13250, 15100, 16006, 18875, 26500, 32012, 37750, 40015, 75500, 80030, 160060, 200075, 400150, 800300, 1000375, 2000750, 4001500]

約数ペア:

[(1, 4001500), (2, 2000750), (4, 1000375), (5, 800300), (10, 400150), (20, 200075), (25, 160060), (50, 80030), (53, 75500), (100, 40015), (106, 37750), (125, 32012), (151, 26500), (212, 18875), (250, 16006), (265, 15100), (302, 13250), (500, 8003), (530, 7550), (604, 6625), (755, 5300), (1060, 3775), (1325, 3020), (1510, 2650)]