172297520

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 410827872

約数和(自身を除く): 238530352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 163, 181, 292, 326, 362, 365, 584, 652, 724, 730, 815, 905, 1168, 1304, 1448, 1460, 1630, 1810, 2608, 2896, 2920, 3260, 3620, 5840, 6520, 7240, 11899, 13040, 13213, 14480, 23798, 26426, 29503, 47596, 52852, 59006, 59495, 66065, 95192, 105704, 118012, 118990, 132130, 147515, 190384, 211408, 236024, 237980, 264260, 295030, 472048, 475960, 528520, 590060, 951920, 1057040, 1180120, 2153719, 2360240, 4307438, 8614876, 10768595, 17229752, 21537190, 34459504, 43074380, 86148760, 172297520]

約数ペア:

[(1, 172297520), (2, 86148760), (4, 43074380), (5, 34459504), (8, 21537190), (10, 17229752), (16, 10768595), (20, 8614876), (40, 4307438), (73, 2360240), (80, 2153719), (146, 1180120), (163, 1057040), (181, 951920), (292, 590060), (326, 528520), (362, 475960), (365, 472048), (584, 295030), (652, 264260), (724, 237980), (730, 236024), (815, 211408), (905, 190384), (1168, 147515), (1304, 132130), (1448, 118990), (1460, 118012), (1630, 105704), (1810, 95192), (2608, 66065), (2896, 59495), (2920, 59006), (3260, 52852), (3620, 47596), (5840, 29503), (6520, 26426), (7240, 23798), (11899, 14480), (13040, 13213)]