30406250

素因数分解:

$2^1\times 5^6\times 7^1\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 56

約数和(自身を含む): 65624160

約数和(自身を除く): 35217910

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 139, 175, 250, 278, 350, 625, 695, 875, 973, 1250, 1390, 1750, 1946, 3125, 3475, 4375, 4865, 6250, 6950, 8750, 9730, 15625, 17375, 21875, 24325, 31250, 34750, 43750, 48650, 86875, 109375, 121625, 173750, 218750, 243250, 434375, 608125, 868750, 1216250, 2171875, 3040625, 4343750, 6081250, 15203125, 30406250]

約数ペア:

[(1, 30406250), (2, 15203125), (5, 6081250), (7, 4343750), (10, 3040625), (14, 2171875), (25, 1216250), (35, 868750), (50, 608125), (70, 434375), (125, 243250), (139, 218750), (175, 173750), (250, 121625), (278, 109375), (350, 86875), (625, 48650), (695, 43750), (875, 34750), (973, 31250), (1250, 24325), (1390, 21875), (1750, 17375), (1946, 15625), (3125, 9730), (3475, 8750), (4375, 6950), (4865, 6250)]