90355070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:429

約数の個数: 64

約数和(自身を含む): 186338880

約数和(自身を除く): 95983810

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 157, 190, 233, 247, 314, 466, 494, 785, 1165, 1235, 1570, 2041, 2330, 2470, 2983, 3029, 4082, 4427, 5966, 6058, 8854, 10205, 14915, 15145, 20410, 22135, 29830, 30290, 36581, 38779, 44270, 57551, 73162, 77558, 115102, 182905, 193895, 287755, 365810, 387790, 475553, 575510, 695039, 951106, 1390078, 2377765, 3475195, 4755530, 6950390, 9035507, 18071014, 45177535, 90355070]

約数ペア:

[(1, 90355070), (2, 45177535), (5, 18071014), (10, 9035507), (13, 6950390), (19, 4755530), (26, 3475195), (38, 2377765), (65, 1390078), (95, 951106), (130, 695039), (157, 575510), (190, 475553), (233, 387790), (247, 365810), (314, 287755), (466, 193895), (494, 182905), (785, 115102), (1165, 77558), (1235, 73162), (1570, 57551), (2041, 44270), (2330, 38779), (2470, 36581), (2983, 30290), (3029, 29830), (4082, 22135), (4427, 20410), (5966, 15145), (6058, 14915), (8854, 10205)]