829571900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{811}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 1845913104

約数和(自身を除く): 1016341204

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 193, 212, 265, 386, 530, 772, 811, 965, 1060, 1325, 1622, 1930, 2650, 3244, 3860, 4055, 4825, 5300, 8110, 9650, 10229, 16220, 19300, 20275, 20458, 40550, 40916, 42983, 51145, 81100, 85966, 102290, 156523, 171932, 204580, 214915, 255725, 313046, 429830, 511450, 626092, 782615, 859660, 1022900, 1074575, 1565230, 2149150, 3130460, 3913075, 4298300, 7826150, 8295719, 15652300, 16591438, 33182876, 41478595, 82957190, 165914380, 207392975, 414785950, 829571900]

約数ペア:

[(1, 829571900), (2, 414785950), (4, 207392975), (5, 165914380), (10, 82957190), (20, 41478595), (25, 33182876), (50, 16591438), (53, 15652300), (100, 8295719), (106, 7826150), (193, 4298300), (212, 3913075), (265, 3130460), (386, 2149150), (530, 1565230), (772, 1074575), (811, 1022900), (965, 859660), (1060, 782615), (1325, 626092), (1622, 511450), (1930, 429830), (2650, 313046), (3244, 255725), (3860, 214915), (4055, 204580), (4825, 171932), (5300, 156523), (8110, 102290), (9650, 85966), (10229, 81100), (16220, 51145), (19300, 42983), (20275, 40916), (20458, 40550)]