165107074940

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1\times {\mathrm{82031}}^1$

素因数の和:82838

約数の個数: 48

約数和(自身を含む): 349481913984

約数和(自身を除く): 184374839044

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 641, 785, 1282, 1570, 2564, 3140, 3205, 6410, 12820, 82031, 100637, 164062, 201274, 328124, 402548, 410155, 503185, 820310, 1006370, 1640620, 2012740, 12878867, 25757734, 51515468, 52581871, 64394335, 105163742, 128788670, 210327484, 257577340, 262909355, 525818710, 1051637420, 8255353747, 16510707494, 33021414988, 41276768735, 82553537470, 165107074940]

約数ペア:

[(1, 165107074940), (2, 82553537470), (4, 41276768735), (5, 33021414988), (10, 16510707494), (20, 8255353747), (157, 1051637420), (314, 525818710), (628, 262909355), (641, 257577340), (785, 210327484), (1282, 128788670), (1570, 105163742), (2564, 64394335), (3140, 52581871), (3205, 51515468), (6410, 25757734), (12820, 12878867), (82031, 2012740), (100637, 1640620), (164062, 1006370), (201274, 820310), (328124, 503185), (402548, 410155)]