200366920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{385321}}^1$

素因数の和:385345

約数の個数: 32

約数和(自身を含む): 485505720

約数和(自身を除く): 285138800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 385321, 770642, 1541284, 1926605, 3082568, 3853210, 5009173, 7706420, 10018346, 15412840, 20036692, 25045865, 40073384, 50091730, 100183460, 200366920]

約数ペア:

[(1, 200366920), (2, 100183460), (4, 50091730), (5, 40073384), (8, 25045865), (10, 20036692), (13, 15412840), (20, 10018346), (26, 7706420), (40, 5009173), (52, 3853210), (65, 3082568), (104, 1926605), (130, 1541284), (260, 770642), (520, 385321)]