326175460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{12421}}^1$

素因数の和:12544

約数の個数: 48

約数和(自身を含む): 745021872

約数和(自身を除く): 418846412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2626, 5252, 6565, 12421, 13130, 24842, 26260, 49684, 62105, 124210, 161473, 248420, 322946, 645892, 807365, 1254521, 1614730, 2509042, 3229460, 5018084, 6272605, 12545210, 16308773, 25090420, 32617546, 65235092, 81543865, 163087730, 326175460]

約数ペア:

[(1, 326175460), (2, 163087730), (4, 81543865), (5, 65235092), (10, 32617546), (13, 25090420), (20, 16308773), (26, 12545210), (52, 6272605), (65, 5018084), (101, 3229460), (130, 2509042), (202, 1614730), (260, 1254521), (404, 807365), (505, 645892), (1010, 322946), (1313, 248420), (2020, 161473), (2626, 124210), (5252, 62105), (6565, 49684), (12421, 26260), (13130, 24842)]