156970839640

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{797}}^1\times {\mathrm{15731}}^1$

素因数の和:16852

約数の個数: 64

約数和(自身を含む): 354779883360

約数和(自身を除く): 197809043720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 797, 1252, 1565, 1594, 2504, 3130, 3188, 3985, 6260, 6376, 7970, 12520, 15731, 15940, 31462, 31880, 62924, 78655, 125848, 157310, 249461, 314620, 498922, 629240, 997844, 1247305, 1995688, 2494610, 4923803, 4989220, 9847606, 9978440, 12537607, 19695212, 24619015, 25075214, 39390424, 49238030, 50150428, 62688035, 98476060, 100300856, 125376070, 196952120, 250752140, 501504280, 3924270991, 7848541982, 15697083964, 19621354955, 31394167928, 39242709910, 78485419820, 156970839640]

約数ペア:

[(1, 156970839640), (2, 78485419820), (4, 39242709910), (5, 31394167928), (8, 19621354955), (10, 15697083964), (20, 7848541982), (40, 3924270991), (313, 501504280), (626, 250752140), (797, 196952120), (1252, 125376070), (1565, 100300856), (1594, 98476060), (2504, 62688035), (3130, 50150428), (3188, 49238030), (3985, 39390424), (6260, 25075214), (6376, 24619015), (7970, 19695212), (12520, 12537607), (15731, 9978440), (15940, 9847606), (31462, 4989220), (31880, 4923803), (62924, 2494610), (78655, 1995688), (125848, 1247305), (157310, 997844), (249461, 629240), (314620, 498922)]