7283900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{431}}^1$

素因数の和:471

約数の個数: 54

約数和(自身を含む): 17155152

約数和(自身を除く): 9871252

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 431, 650, 676, 845, 862, 1300, 1690, 1724, 2155, 3380, 4225, 4310, 5603, 8450, 8620, 10775, 11206, 16900, 21550, 22412, 28015, 43100, 56030, 72839, 112060, 140075, 145678, 280150, 291356, 364195, 560300, 728390, 1456780, 1820975, 3641950, 7283900]

約数ペア:

[(1, 7283900), (2, 3641950), (4, 1820975), (5, 1456780), (10, 728390), (13, 560300), (20, 364195), (25, 291356), (26, 280150), (50, 145678), (52, 140075), (65, 112060), (100, 72839), (130, 56030), (169, 43100), (260, 28015), (325, 22412), (338, 21550), (431, 16900), (650, 11206), (676, 10775), (845, 8620), (862, 8450), (1300, 5603), (1690, 4310), (1724, 4225), (2155, 3380)]