31969700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 80203200

約数和(自身を除く): 48233500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 140, 175, 218, 350, 419, 436, 545, 700, 763, 838, 1090, 1526, 1676, 2095, 2180, 2725, 2933, 3052, 3815, 4190, 5450, 5866, 7630, 8380, 10475, 10900, 11732, 14665, 15260, 19075, 20950, 29330, 38150, 41900, 45671, 58660, 73325, 76300, 91342, 146650, 182684, 228355, 293300, 319697, 456710, 639394, 913420, 1141775, 1278788, 1598485, 2283550, 3196970, 4567100, 6393940, 7992425, 15984850, 31969700]

約数ペア:

[(1, 31969700), (2, 15984850), (4, 7992425), (5, 6393940), (7, 4567100), (10, 3196970), (14, 2283550), (20, 1598485), (25, 1278788), (28, 1141775), (35, 913420), (50, 639394), (70, 456710), (100, 319697), (109, 293300), (140, 228355), (175, 182684), (218, 146650), (350, 91342), (419, 76300), (436, 73325), (545, 58660), (700, 45671), (763, 41900), (838, 38150), (1090, 29330), (1526, 20950), (1676, 19075), (2095, 15260), (2180, 14665), (2725, 11732), (2933, 10900), (3052, 10475), (3815, 8380), (4190, 7630), (5450, 5866)]