28603900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22003}}^1$

素因数の和:22030

約数の個数: 36

約数和(自身を含む): 66848152

約数和(自身を除く): 38244252

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 22003, 44006, 88012, 110015, 220030, 286039, 440060, 550075, 572078, 1100150, 1144156, 1430195, 2200300, 2860390, 5720780, 7150975, 14301950, 28603900]

約数ペア:

[(1, 28603900), (2, 14301950), (4, 7150975), (5, 5720780), (10, 2860390), (13, 2200300), (20, 1430195), (25, 1144156), (26, 1100150), (50, 572078), (52, 550075), (65, 440060), (100, 286039), (130, 220030), (260, 110015), (325, 88012), (650, 44006), (1300, 22003)]