2709200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:552

約数の個数: 60

約数和(自身を含む): 7022988

約数和(自身を除く): 4313788

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 521, 650, 1040, 1042, 1300, 2084, 2600, 2605, 4168, 5200, 5210, 6773, 8336, 10420, 13025, 13546, 20840, 26050, 27092, 33865, 41680, 52100, 54184, 67730, 104200, 108368, 135460, 169325, 208400, 270920, 338650, 541840, 677300, 1354600, 2709200]

約数ペア:

[(1, 2709200), (2, 1354600), (4, 677300), (5, 541840), (8, 338650), (10, 270920), (13, 208400), (16, 169325), (20, 135460), (25, 108368), (26, 104200), (40, 67730), (50, 54184), (52, 52100), (65, 41680), (80, 33865), (100, 27092), (104, 26050), (130, 20840), (200, 13546), (208, 13025), (260, 10420), (325, 8336), (400, 6773), (520, 5210), (521, 5200), (650, 4168), (1040, 2605), (1042, 2600), (1300, 2084)]