84328400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16217}}^1$

素因数の和:16248

約数の個数: 60

約数和(自身を含む): 218196972

約数和(自身を除く): 133868572

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, 650, 1040, 1300, 2600, 5200, 16217, 32434, 64868, 81085, 129736, 162170, 210821, 259472, 324340, 405425, 421642, 648680, 810850, 843284, 1054105, 1297360, 1621700, 1686568, 2108210, 3243400, 3373136, 4216420, 5270525, 6486800, 8432840, 10541050, 16865680, 21082100, 42164200, 84328400]

約数ペア:

[(1, 84328400), (2, 42164200), (4, 21082100), (5, 16865680), (8, 10541050), (10, 8432840), (13, 6486800), (16, 5270525), (20, 4216420), (25, 3373136), (26, 3243400), (40, 2108210), (50, 1686568), (52, 1621700), (65, 1297360), (80, 1054105), (100, 843284), (104, 810850), (130, 648680), (200, 421642), (208, 405425), (260, 324340), (325, 259472), (400, 210821), (520, 162170), (650, 129736), (1040, 81085), (1300, 64868), (2600, 32434), (5200, 16217)]