616619900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1433}}^1$

素因数の和:1791

約数の個数: 72

約数和(自身を含む): 1446355344

約数和(自身を除く): 829735444

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 331, 650, 662, 1300, 1324, 1433, 1655, 2866, 3310, 4303, 5732, 6620, 7165, 8275, 8606, 14330, 16550, 17212, 18629, 21515, 28660, 33100, 35825, 37258, 43030, 71650, 74516, 86060, 93145, 107575, 143300, 186290, 215150, 372580, 430300, 465725, 474323, 931450, 948646, 1862900, 1897292, 2371615, 4743230, 6166199, 9486460, 11858075, 12332398, 23716150, 24664796, 30830995, 47432300, 61661990, 123323980, 154154975, 308309950, 616619900]

約数ペア:

[(1, 616619900), (2, 308309950), (4, 154154975), (5, 123323980), (10, 61661990), (13, 47432300), (20, 30830995), (25, 24664796), (26, 23716150), (50, 12332398), (52, 11858075), (65, 9486460), (100, 6166199), (130, 4743230), (260, 2371615), (325, 1897292), (331, 1862900), (650, 948646), (662, 931450), (1300, 474323), (1324, 465725), (1433, 430300), (1655, 372580), (2866, 215150), (3310, 186290), (4303, 143300), (5732, 107575), (6620, 93145), (7165, 86060), (8275, 74516), (8606, 71650), (14330, 43030), (16550, 37258), (17212, 35825), (18629, 33100), (21515, 28660)]