655023290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2243}}^1$

素因数の和:2351

約数の個数: 64

約数和(自身を含む): 1308700800

約数和(自身を除く): 653677510

約数列:

[1, 2, 5, 10, 19, 29, 38, 53, 58, 95, 106, 145, 190, 265, 290, 530, 551, 1007, 1102, 1537, 2014, 2243, 2755, 3074, 4486, 5035, 5510, 7685, 10070, 11215, 15370, 22430, 29203, 42617, 58406, 65047, 85234, 118879, 130094, 146015, 213085, 237758, 292030, 325235, 426170, 594395, 650470, 1188790, 1235893, 2258701, 2471786, 3447491, 4517402, 6179465, 6894982, 11293505, 12358930, 17237455, 22587010, 34474910, 65502329, 131004658, 327511645, 655023290]

約数ペア:

[(1, 655023290), (2, 327511645), (5, 131004658), (10, 65502329), (19, 34474910), (29, 22587010), (38, 17237455), (53, 12358930), (58, 11293505), (95, 6894982), (106, 6179465), (145, 4517402), (190, 3447491), (265, 2471786), (290, 2258701), (530, 1235893), (551, 1188790), (1007, 650470), (1102, 594395), (1537, 426170), (2014, 325235), (2243, 292030), (2755, 237758), (3074, 213085), (4486, 146015), (5035, 130094), (5510, 118879), (7685, 85234), (10070, 65047), (11215, 58406), (15370, 42617), (22430, 29203)]