188213900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 108

約数和(自身を含む): 482687856

約数和(自身を除く): 294473956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 71, 98, 100, 140, 142, 175, 196, 245, 284, 350, 355, 490, 497, 541, 700, 710, 980, 994, 1082, 1225, 1420, 1775, 1988, 2164, 2450, 2485, 2705, 3479, 3550, 3787, 4900, 4970, 5410, 6958, 7100, 7574, 9940, 10820, 12425, 13525, 13916, 15148, 17395, 18935, 24850, 26509, 27050, 34790, 37870, 38411, 49700, 53018, 54100, 69580, 75740, 76822, 86975, 94675, 106036, 132545, 153644, 173950, 189350, 192055, 265090, 268877, 347900, 378700, 384110, 530180, 537754, 662725, 768220, 960275, 1075508, 1325450, 1344385, 1882139, 1920550, 2650900, 2688770, 3764278, 3841100, 5377540, 6721925, 7528556, 9410695, 13443850, 18821390, 26887700, 37642780, 47053475, 94106950, 188213900]

約数ペア:

[(1, 188213900), (2, 94106950), (4, 47053475), (5, 37642780), (7, 26887700), (10, 18821390), (14, 13443850), (20, 9410695), (25, 7528556), (28, 6721925), (35, 5377540), (49, 3841100), (50, 3764278), (70, 2688770), (71, 2650900), (98, 1920550), (100, 1882139), (140, 1344385), (142, 1325450), (175, 1075508), (196, 960275), (245, 768220), (284, 662725), (350, 537754), (355, 530180), (490, 384110), (497, 378700), (541, 347900), (700, 268877), (710, 265090), (980, 192055), (994, 189350), (1082, 173950), (1225, 153644), (1420, 132545), (1775, 106036), (1988, 94675), (2164, 86975), (2450, 76822), (2485, 75740), (2705, 69580), (3479, 54100), (3550, 53018), (3787, 49700), (4900, 38411), (4970, 37870), (5410, 34790), (6958, 27050), (7100, 26509), (7574, 24850), (9940, 18935), (10820, 17395), (12425, 15148), (13525, 13916)]