78778417990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1\times {\mathrm{111409}}^1$

素因数の和:113728

約数の個数: 32

約数和(自身を含む): 146440869120

約数和(自身を除く): 67662451130

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 2281, 4562, 11405, 22810, 70711, 111409, 141422, 222818, 353555, 557045, 707110, 1114090, 3453679, 6907358, 17268395, 34536790, 254123929, 508247858, 1270619645, 2541239290, 7877841799, 15755683598, 39389208995, 78778417990]

約数ペア:

[(1, 78778417990), (2, 39389208995), (5, 15755683598), (10, 7877841799), (31, 2541239290), (62, 1270619645), (155, 508247858), (310, 254123929), (2281, 34536790), (4562, 17268395), (11405, 6907358), (22810, 3453679), (70711, 1114090), (111409, 707110), (141422, 557045), (222818, 353555)]