668958050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 1336414464

約数和(自身を除く): 667456414

約数列:

[1, 2, 5, 10, 25, 41, 47, 50, 53, 82, 94, 106, 131, 205, 235, 262, 265, 410, 470, 530, 655, 1025, 1175, 1310, 1325, 1927, 2050, 2173, 2350, 2491, 2650, 3275, 3854, 4346, 4982, 5371, 6157, 6550, 6943, 9635, 10742, 10865, 12314, 12455, 13886, 19270, 21730, 24910, 26855, 30785, 34715, 48175, 53710, 54325, 61570, 62275, 69430, 96350, 102131, 108650, 124550, 134275, 153925, 173575, 204262, 252437, 268550, 284663, 307850, 326321, 347150, 504874, 510655, 569326, 652642, 1021310, 1262185, 1423315, 1631605, 2524370, 2553275, 2846630, 3263210, 5106550, 6310925, 7116575, 8158025, 12621850, 13379161, 14233150, 16316050, 26758322, 66895805, 133791610, 334479025, 668958050]

約数ペア:

[(1, 668958050), (2, 334479025), (5, 133791610), (10, 66895805), (25, 26758322), (41, 16316050), (47, 14233150), (50, 13379161), (53, 12621850), (82, 8158025), (94, 7116575), (106, 6310925), (131, 5106550), (205, 3263210), (235, 2846630), (262, 2553275), (265, 2524370), (410, 1631605), (470, 1423315), (530, 1262185), (655, 1021310), (1025, 652642), (1175, 569326), (1310, 510655), (1325, 504874), (1927, 347150), (2050, 326321), (2173, 307850), (2350, 284663), (2491, 268550), (2650, 252437), (3275, 204262), (3854, 173575), (4346, 153925), (4982, 134275), (5371, 124550), (6157, 108650), (6550, 102131), (6943, 96350), (9635, 69430), (10742, 62275), (10865, 61570), (12314, 54325), (12455, 53710), (13886, 48175), (19270, 34715), (21730, 30785), (24910, 26855)]