97201780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2161}}^1$

素因数の和:2356

約数の個数: 48

約数和(自身を含む): 221198544

約数和(自身を除く): 123996764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1730, 2161, 2249, 3460, 4322, 4498, 8644, 8996, 10805, 11245, 21610, 22490, 28093, 43220, 44980, 56186, 112372, 140465, 280930, 373853, 561860, 747706, 1495412, 1869265, 3738530, 4860089, 7477060, 9720178, 19440356, 24300445, 48600890, 97201780]

約数ペア:

[(1, 97201780), (2, 48600890), (4, 24300445), (5, 19440356), (10, 9720178), (13, 7477060), (20, 4860089), (26, 3738530), (52, 1869265), (65, 1495412), (130, 747706), (173, 561860), (260, 373853), (346, 280930), (692, 140465), (865, 112372), (1730, 56186), (2161, 44980), (2249, 43220), (3460, 28093), (4322, 22490), (4498, 21610), (8644, 11245), (8996, 10805)]