525331300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4001}}^1$

素因数の和:4129

約数の個数: 72

約数和(自身を含む): 1240123752

約数和(自身を除く): 714792452

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 101, 130, 202, 260, 325, 404, 505, 650, 1010, 1300, 1313, 2020, 2525, 2626, 4001, 5050, 5252, 6565, 8002, 10100, 13130, 16004, 20005, 26260, 32825, 40010, 52013, 65650, 80020, 100025, 104026, 131300, 200050, 208052, 260065, 400100, 404101, 520130, 808202, 1040260, 1300325, 1616404, 2020505, 2600650, 4041010, 5201300, 5253313, 8082020, 10102525, 10506626, 20205050, 21013252, 26266565, 40410100, 52533130, 105066260, 131332825, 262665650, 525331300]

約数ペア:

[(1, 525331300), (2, 262665650), (4, 131332825), (5, 105066260), (10, 52533130), (13, 40410100), (20, 26266565), (25, 21013252), (26, 20205050), (50, 10506626), (52, 10102525), (65, 8082020), (100, 5253313), (101, 5201300), (130, 4041010), (202, 2600650), (260, 2020505), (325, 1616404), (404, 1300325), (505, 1040260), (650, 808202), (1010, 520130), (1300, 404101), (1313, 400100), (2020, 260065), (2525, 208052), (2626, 200050), (4001, 131300), (5050, 104026), (5252, 100025), (6565, 80020), (8002, 65650), (10100, 52013), (13130, 40010), (16004, 32825), (20005, 26260)]