492079700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9901}}^1$

素因数の和:9993

約数の個数: 72

約数和(自身を含む): 1237670784

約数和(自身を除く): 745591084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1775, 1988, 2485, 3550, 4970, 7100, 9901, 9940, 12425, 19802, 24850, 39604, 49505, 49700, 69307, 99010, 138614, 198020, 247525, 277228, 346535, 495050, 693070, 702971, 990100, 1386140, 1405942, 1732675, 2811884, 3465350, 3514855, 4920797, 6930700, 7029710, 9841594, 14059420, 17574275, 19683188, 24603985, 35148550, 49207970, 70297100, 98415940, 123019925, 246039850, 492079700]

約数ペア:

[(1, 492079700), (2, 246039850), (4, 123019925), (5, 98415940), (7, 70297100), (10, 49207970), (14, 35148550), (20, 24603985), (25, 19683188), (28, 17574275), (35, 14059420), (50, 9841594), (70, 7029710), (71, 6930700), (100, 4920797), (140, 3514855), (142, 3465350), (175, 2811884), (284, 1732675), (350, 1405942), (355, 1386140), (497, 990100), (700, 702971), (710, 693070), (994, 495050), (1420, 346535), (1775, 277228), (1988, 247525), (2485, 198020), (3550, 138614), (4970, 99010), (7100, 69307), (9901, 49700), (9940, 49505), (12425, 39604), (19802, 24850)]