42692780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 102930912

約数和(自身を除く): 60238132

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 743, 845, 884, 1105, 1486, 1690, 2210, 2873, 2972, 3380, 3715, 4420, 5746, 7430, 9659, 11492, 12631, 14365, 14860, 19318, 25262, 28730, 38636, 48295, 50524, 57460, 63155, 96590, 125567, 126310, 164203, 193180, 251134, 252620, 328406, 502268, 627835, 656812, 821015, 1255670, 1642030, 2134639, 2511340, 3284060, 4269278, 8538556, 10673195, 21346390, 42692780]

約数ペア:

[(1, 42692780), (2, 21346390), (4, 10673195), (5, 8538556), (10, 4269278), (13, 3284060), (17, 2511340), (20, 2134639), (26, 1642030), (34, 1255670), (52, 821015), (65, 656812), (68, 627835), (85, 502268), (130, 328406), (169, 252620), (170, 251134), (221, 193180), (260, 164203), (338, 126310), (340, 125567), (442, 96590), (676, 63155), (743, 57460), (845, 50524), (884, 48295), (1105, 38636), (1486, 28730), (1690, 25262), (2210, 19318), (2873, 14860), (2972, 14365), (3380, 12631), (3715, 11492), (4420, 9659), (5746, 7430)]