13130000

素因数分解:

$2^4\times 5^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:142

約数の個数: 100

約数和(自身を含む): 34573308

約数和(自身を除く): 21443308

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 101, 104, 125, 130, 200, 202, 208, 250, 260, 325, 400, 404, 500, 505, 520, 625, 650, 808, 1000, 1010, 1040, 1250, 1300, 1313, 1616, 1625, 2000, 2020, 2500, 2525, 2600, 2626, 3250, 4040, 5000, 5050, 5200, 5252, 6500, 6565, 8080, 8125, 10000, 10100, 10504, 12625, 13000, 13130, 16250, 20200, 21008, 25250, 26000, 26260, 32500, 32825, 40400, 50500, 52520, 63125, 65000, 65650, 101000, 105040, 126250, 130000, 131300, 164125, 202000, 252500, 262600, 328250, 505000, 525200, 656500, 820625, 1010000, 1313000, 1641250, 2626000, 3282500, 6565000, 13130000]

約数ペア:

[(1, 13130000), (2, 6565000), (4, 3282500), (5, 2626000), (8, 1641250), (10, 1313000), (13, 1010000), (16, 820625), (20, 656500), (25, 525200), (26, 505000), (40, 328250), (50, 262600), (52, 252500), (65, 202000), (80, 164125), (100, 131300), (101, 130000), (104, 126250), (125, 105040), (130, 101000), (200, 65650), (202, 65000), (208, 63125), (250, 52520), (260, 50500), (325, 40400), (400, 32825), (404, 32500), (500, 26260), (505, 26000), (520, 25250), (625, 21008), (650, 20200), (808, 16250), (1000, 13130), (1010, 13000), (1040, 12625), (1250, 10504), (1300, 10100), (1313, 10000), (1616, 8125), (1625, 8080), (2000, 6565), (2020, 6500), (2500, 5252), (2525, 5200), (2600, 5050), (2626, 5000), (3250, 4040)]