770747900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{8849}}^1$

素因数の和:8943

約数の個数: 72

約数和(自身を含む): 1828268400

約数和(自身を除く): 1057520500

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 100, 130, 134, 260, 268, 325, 335, 650, 670, 871, 1300, 1340, 1675, 1742, 3350, 3484, 4355, 6700, 8710, 8849, 17420, 17698, 21775, 35396, 43550, 44245, 87100, 88490, 115037, 176980, 221225, 230074, 442450, 460148, 575185, 592883, 884900, 1150370, 1185766, 2300740, 2371532, 2875925, 2964415, 5751850, 5928830, 7707479, 11503700, 11857660, 14822075, 15414958, 29644150, 30829916, 38537395, 59288300, 77074790, 154149580, 192686975, 385373950, 770747900]

約数ペア:

[(1, 770747900), (2, 385373950), (4, 192686975), (5, 154149580), (10, 77074790), (13, 59288300), (20, 38537395), (25, 30829916), (26, 29644150), (50, 15414958), (52, 14822075), (65, 11857660), (67, 11503700), (100, 7707479), (130, 5928830), (134, 5751850), (260, 2964415), (268, 2875925), (325, 2371532), (335, 2300740), (650, 1185766), (670, 1150370), (871, 884900), (1300, 592883), (1340, 575185), (1675, 460148), (1742, 442450), (3350, 230074), (3484, 221225), (4355, 176980), (6700, 115037), (8710, 88490), (8849, 87100), (17420, 44245), (17698, 43550), (21775, 35396)]