74749610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 155675520

約数和(自身を除く): 80925910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 53, 65, 95, 106, 130, 190, 247, 265, 494, 530, 571, 689, 1007, 1142, 1235, 1378, 2014, 2470, 2855, 3445, 5035, 5710, 6890, 7423, 10070, 10849, 13091, 14846, 21698, 26182, 30263, 37115, 54245, 60526, 65455, 74230, 108490, 130910, 141037, 151315, 282074, 302630, 393419, 574997, 705185, 786838, 1149994, 1410370, 1967095, 2874985, 3934190, 5749970, 7474961, 14949922, 37374805, 74749610]

約数ペア:

[(1, 74749610), (2, 37374805), (5, 14949922), (10, 7474961), (13, 5749970), (19, 3934190), (26, 2874985), (38, 1967095), (53, 1410370), (65, 1149994), (95, 786838), (106, 705185), (130, 574997), (190, 393419), (247, 302630), (265, 282074), (494, 151315), (530, 141037), (571, 130910), (689, 108490), (1007, 74230), (1142, 65455), (1235, 60526), (1378, 54245), (2014, 37115), (2470, 30263), (2855, 26182), (3445, 21698), (5035, 14846), (5710, 13091), (6890, 10849), (7423, 10070)]