248574550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1429}}^1$

素因数の和:1526

約数の個数: 72

約数和(自身を含む): 545790960

約数和(自身を除く): 297216410

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 71, 98, 142, 175, 245, 350, 355, 490, 497, 710, 994, 1225, 1429, 1775, 2450, 2485, 2858, 3479, 3550, 4970, 6958, 7145, 10003, 12425, 14290, 17395, 20006, 24850, 34790, 35725, 50015, 70021, 71450, 86975, 100030, 101459, 140042, 173950, 202918, 250075, 350105, 500150, 507295, 700210, 710213, 1014590, 1420426, 1750525, 2536475, 3501050, 3551065, 4971491, 5072950, 7102130, 9942982, 17755325, 24857455, 35510650, 49714910, 124287275, 248574550]

約数ペア:

[(1, 248574550), (2, 124287275), (5, 49714910), (7, 35510650), (10, 24857455), (14, 17755325), (25, 9942982), (35, 7102130), (49, 5072950), (50, 4971491), (70, 3551065), (71, 3501050), (98, 2536475), (142, 1750525), (175, 1420426), (245, 1014590), (350, 710213), (355, 700210), (490, 507295), (497, 500150), (710, 350105), (994, 250075), (1225, 202918), (1429, 173950), (1775, 140042), (2450, 101459), (2485, 100030), (2858, 86975), (3479, 71450), (3550, 70021), (4970, 50015), (6958, 35725), (7145, 34790), (10003, 24850), (12425, 20006), (14290, 17395)]