4319500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 9670752

約数和(自身を除く): 5351252

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 163, 212, 250, 265, 326, 500, 530, 652, 815, 1060, 1325, 1630, 2650, 3260, 4075, 5300, 6625, 8150, 8639, 13250, 16300, 17278, 20375, 26500, 34556, 40750, 43195, 81500, 86390, 172780, 215975, 431950, 863900, 1079875, 2159750, 4319500]

約数ペア:

[(1, 4319500), (2, 2159750), (4, 1079875), (5, 863900), (10, 431950), (20, 215975), (25, 172780), (50, 86390), (53, 81500), (100, 43195), (106, 40750), (125, 34556), (163, 26500), (212, 20375), (250, 17278), (265, 16300), (326, 13250), (500, 8639), (530, 8150), (652, 6625), (815, 5300), (1060, 4075), (1325, 3260), (1630, 2650)]