49821560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1787}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 121655520

約数和(自身を除く): 71833960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 1787, 2788, 3485, 3574, 5576, 6970, 7148, 8935, 13940, 14296, 17870, 27880, 30379, 35740, 60758, 71480, 73267, 121516, 146534, 151895, 243032, 293068, 303790, 366335, 586136, 607580, 732670, 1215160, 1245539, 1465340, 2491078, 2930680, 4982156, 6227695, 9964312, 12455390, 24910780, 49821560]

約数ペア:

[(1, 49821560), (2, 24910780), (4, 12455390), (5, 9964312), (8, 6227695), (10, 4982156), (17, 2930680), (20, 2491078), (34, 1465340), (40, 1245539), (41, 1215160), (68, 732670), (82, 607580), (85, 586136), (136, 366335), (164, 303790), (170, 293068), (205, 243032), (328, 151895), (340, 146534), (410, 121516), (680, 73267), (697, 71480), (820, 60758), (1394, 35740), (1640, 30379), (1787, 27880), (2788, 17870), (3485, 14296), (3574, 13940), (5576, 8935), (6970, 7148)]