28137200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{773}}^1$

素因数の和:811

約数の個数: 120

約数和(自身を含む): 83307168

約数和(自身を除く): 55169968

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 175, 182, 200, 208, 260, 280, 325, 350, 364, 400, 455, 520, 560, 650, 700, 728, 773, 910, 1040, 1300, 1400, 1456, 1546, 1820, 2275, 2600, 2800, 3092, 3640, 3865, 4550, 5200, 5411, 6184, 7280, 7730, 9100, 10049, 10822, 12368, 15460, 18200, 19325, 20098, 21644, 27055, 30920, 36400, 38650, 40196, 43288, 50245, 54110, 61840, 70343, 77300, 80392, 86576, 100490, 108220, 135275, 140686, 154600, 160784, 200980, 216440, 251225, 270550, 281372, 309200, 351715, 401960, 432880, 502450, 541100, 562744, 703430, 803920, 1004900, 1082200, 1125488, 1406860, 1758575, 2009800, 2164400, 2813720, 3517150, 4019600, 5627440, 7034300, 14068600, 28137200]

約数ペア:

[(1, 28137200), (2, 14068600), (4, 7034300), (5, 5627440), (7, 4019600), (8, 3517150), (10, 2813720), (13, 2164400), (14, 2009800), (16, 1758575), (20, 1406860), (25, 1125488), (26, 1082200), (28, 1004900), (35, 803920), (40, 703430), (50, 562744), (52, 541100), (56, 502450), (65, 432880), (70, 401960), (80, 351715), (91, 309200), (100, 281372), (104, 270550), (112, 251225), (130, 216440), (140, 200980), (175, 160784), (182, 154600), (200, 140686), (208, 135275), (260, 108220), (280, 100490), (325, 86576), (350, 80392), (364, 77300), (400, 70343), (455, 61840), (520, 54110), (560, 50245), (650, 43288), (700, 40196), (728, 38650), (773, 36400), (910, 30920), (1040, 27055), (1300, 21644), (1400, 20098), (1456, 19325), (1546, 18200), (1820, 15460), (2275, 12368), (2600, 10822), (2800, 10049), (3092, 9100), (3640, 7730), (3865, 7280), (4550, 6184), (5200, 5411)]