193245320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1543}}^1$

素因数の和:1686

約数の個数: 64

約数和(自身を含む): 453565440

約数和(自身を除く): 260320120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 1010, 1240, 1543, 2020, 3086, 3131, 4040, 6172, 6262, 7715, 12344, 12524, 15430, 15655, 25048, 30860, 31310, 47833, 61720, 62620, 95666, 125240, 155843, 191332, 239165, 311686, 382664, 478330, 623372, 779215, 956660, 1246744, 1558430, 1913320, 3116860, 4831133, 6233720, 9662266, 19324532, 24155665, 38649064, 48311330, 96622660, 193245320]

約数ペア:

[(1, 193245320), (2, 96622660), (4, 48311330), (5, 38649064), (8, 24155665), (10, 19324532), (20, 9662266), (31, 6233720), (40, 4831133), (62, 3116860), (101, 1913320), (124, 1558430), (155, 1246744), (202, 956660), (248, 779215), (310, 623372), (404, 478330), (505, 382664), (620, 311686), (808, 239165), (1010, 191332), (1240, 155843), (1543, 125240), (2020, 95666), (3086, 62620), (3131, 61720), (4040, 47833), (6172, 31310), (6262, 30860), (7715, 25048), (12344, 15655), (12524, 15430)]