86148760

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 198787680

約数和(自身を除く): 112638920

約数列:

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

約数ペア:

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