238725110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1601}}^1$

素因数の和:1689

約数の個数: 64

約数和(自身を含む): 490904064

約数和(自身を除く): 252178954

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 185, 310, 370, 403, 481, 806, 962, 1147, 1601, 2015, 2294, 2405, 3202, 4030, 4810, 5735, 8005, 11470, 14911, 16010, 20813, 29822, 41626, 49631, 59237, 74555, 99262, 104065, 118474, 149110, 208130, 248155, 296185, 496310, 592370, 645203, 770081, 1290406, 1540162, 1836347, 3226015, 3672694, 3850405, 6452030, 7700810, 9181735, 18363470, 23872511, 47745022, 119362555, 238725110]

約数ペア:

[(1, 238725110), (2, 119362555), (5, 47745022), (10, 23872511), (13, 18363470), (26, 9181735), (31, 7700810), (37, 6452030), (62, 3850405), (65, 3672694), (74, 3226015), (130, 1836347), (155, 1540162), (185, 1290406), (310, 770081), (370, 645203), (403, 592370), (481, 496310), (806, 296185), (962, 248155), (1147, 208130), (1601, 149110), (2015, 118474), (2294, 104065), (2405, 99262), (3202, 74555), (4030, 59237), (4810, 49631), (5735, 41626), (8005, 29822), (11470, 20813), (14911, 16010)]