163621120

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9833}}^1$

素因数の和:9867

約数の個数: 72

約数和(自身を含む): 422114616

約数和(自身を除く): 258493496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 9833, 16640, 19666, 39332, 49165, 78664, 98330, 127829, 157328, 196660, 255658, 314656, 393320, 511316, 629312, 639145, 786640, 1022632, 1258624, 1278290, 1573280, 2045264, 2517248, 2556580, 3146560, 4090528, 5113160, 6293120, 8181056, 10226320, 12586240, 16362112, 20452640, 32724224, 40905280, 81810560, 163621120]

約数ペア:

[(1, 163621120), (2, 81810560), (4, 40905280), (5, 32724224), (8, 20452640), (10, 16362112), (13, 12586240), (16, 10226320), (20, 8181056), (26, 6293120), (32, 5113160), (40, 4090528), (52, 3146560), (64, 2556580), (65, 2517248), (80, 2045264), (104, 1573280), (128, 1278290), (130, 1258624), (160, 1022632), (208, 786640), (256, 639145), (260, 629312), (320, 511316), (416, 393320), (520, 314656), (640, 255658), (832, 196660), (1040, 157328), (1280, 127829), (1664, 98330), (2080, 78664), (3328, 49165), (4160, 39332), (8320, 19666), (9833, 16640)]