856922973520

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3181}}^1\times {\mathrm{15959}}^1$

素因数の和:19364

約数の個数: 80

約数和(自身を含む): 2002543079040

約数和(自身を除く): 1145620105520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3181, 3376, 4220, 6362, 8440, 12724, 15905, 15959, 16880, 25448, 31810, 31918, 50896, 63620, 63836, 79795, 127240, 127672, 159590, 254480, 255344, 319180, 638360, 671191, 1276720, 1342382, 2684764, 3355955, 3367349, 5369528, 6711910, 6734698, 10739056, 13423820, 13469396, 16836745, 26847640, 26938792, 33673490, 50765579, 53695280, 53877584, 67346980, 101531158, 134693960, 203062316, 253827895, 269387920, 406124632, 507655790, 812249264, 1015311580, 2030623160, 4061246320, 10711537169, 21423074338, 42846148676, 53557685845, 85692297352, 107115371690, 171384594704, 214230743380, 428461486760, 856922973520]

約数ペア:

[(1, 856922973520), (2, 428461486760), (4, 214230743380), (5, 171384594704), (8, 107115371690), (10, 85692297352), (16, 53557685845), (20, 42846148676), (40, 21423074338), (80, 10711537169), (211, 4061246320), (422, 2030623160), (844, 1015311580), (1055, 812249264), (1688, 507655790), (2110, 406124632), (3181, 269387920), (3376, 253827895), (4220, 203062316), (6362, 134693960), (8440, 101531158), (12724, 67346980), (15905, 53877584), (15959, 53695280), (16880, 50765579), (25448, 33673490), (31810, 26938792), (31918, 26847640), (50896, 16836745), (63620, 13469396), (63836, 13423820), (79795, 10739056), (127240, 6734698), (127672, 6711910), (159590, 5369528), (254480, 3367349), (255344, 3355955), (319180, 2684764), (638360, 1342382), (671191, 1276720)]